Answers
Answer:
34. (c) 12
35. (a) -12
36. (a) 51
37. (a) 13
Step-by-step explanation:
34.)
[tex] \implies \: \sf\dfrac{4}{xx + 2} = \dfrac{6}{2xx - 3} \\ \\ \implies \: \sf4(2xx - 3) = 6(xx + 2) \\ \\ \implies \: \sf 8xx - 12 = 6xx + 12 \\ \\ \implies \: \sf 8xx - 6xx = 12 + 12 \sf \\ \\ \implies \: \sf 2xx = 24 \\ \\ \implies \: \sf xx = \dfrac{24}{2} \\ \\ \implies \: \sf xx = 12 \\ [/tex]
Hence, Required answer is option (c) 12.
35.)
[tex] \implies \: \sf \dfrac{xx - 2}{2} = \dfrac{3xx + 8}{4} \\ \\ \implies \: \sf2(3xx + 8) = 4(xx - 2) \\ \\ \sf 6xx + 16 = 4xx - 8 \\ \\ \implies \: \sf 6xx - 4xx = - 8 - 16 \\ \\ \implies \: \sf 2xx = - 24 \\ \\ \implies \: \sf xx = \dfrac{ - 24}{2} \\ \\ \implies \: \sf xx = - 12 \\ [/tex]
Hence, Required answer is option (a) -12.
36.)
[tex] \implies \: \sf\sqrt{xx - 2} = 7 \\ \\ \implies \: \sf xx - 2 = {(7)}^{2} \\ \\ \implies \: \sf xx - 2 = 49 \\ \\ \implies \: \sf xx = 49 + 2 \\ \\ \implies \: \sf xx = 51[/tex]
Hence, Required answer is option (a) 51.
37.)
[tex] \implies \: \sf \sqrt{2xx - 10} = 4 \\ \\ \implies \: \sf 2xx - 10 = {(4)}^{2} \\ \\ \implies \: \sf 2xx - 10 = 16 \\ \\ \implies \: \sf 2xx = 16 + 10 \\ \\ \implies \: \sf 2xx = 26 \\ \\ \implies \: \sf xx = \dfrac{26}{2} \\ \\ \implies \: \sf xx = 13 \\ [/tex]
Hence, Required answer is option (a) 13.
Related Questions
Let V and W be vector spaces and T: v → w be linear. (a) Prove that T is one-to-one if and only if T carries linearly inde- pendent subsets of V onto linearly independent subsets of W. (b) Suppose that T is one-to-one and that S is a subset of V. Prove that S is linearly independent if and only if T(S) is linearly inde- pendent. Suppose β and onto. Prove that T(3) = {T(m), T(v2), for W (c) (vi, v2 , . . . , Un} is a basis for V and T is one-to-one ,T(vn)} is a basis
Answers
(a) T is one-to-one if and only if T carries linearly independent subsets of V onto linearly independent subsets of W.
(b) If T is one-to-one, then S is linearly independent if and only if T(S) is linearly independent.
(c) If β is a basis for V and T is one-to-one and onto, then T(β) is a basis for W.
(a) Assume T is one-to-one. Let S be a linearly independent subset of V, and suppose T(S) is linearly dependent. Then there exist distinct vectors s1, s2, ..., sn in S such that T(s1), T(s2), ..., T(sn) are linearly dependent. This means that there exist scalars c1, c2, ..., cn, not all zero, such that c1T(s1) + c2T(s2) + ... + cnT(sn) = 0. Since T is linear, we have T(c1s1 + c2s2 + ... + cnsn) = 0. But since T is one-to-one, this implies that c1s1 + c2s2 + ... + cnsn = 0, contradicting the assumption that S is linearly independent. Hence, T(S) must be linearly independent.
Conversely, assume that T carries linearly independent subsets of V onto linearly independent subsets of W. Let v1 and v2 be distinct vectors in V, and suppose T(v1) = T(v2). Then {v1, v2} is linearly dependent, which implies that there exist scalars c1 and c2, not both zero, such that c1v1 + c2v2 = 0. Applying T to both sides yields c1T(v1) + c2T(v2) = 0, which implies that T(v1) and T(v2) are linearly dependent. This contradicts the assumption that T carries linearly independent subsets of V onto linearly independent subsets of W. Hence, T must be one-to-one.
(b) Assume T is one-to-one and let S be a subset of V. Suppose S is linearly independent and that T(S) is linearly dependent. Then there exist distinct vectors s1, s2, ..., sn in S such that T(s1), T(s2), ..., T(sn) are linearly dependent. This means that there exist scalars c1, c2, ..., cn, not all zero, such that c1T(s1) + c2T(s2) + ... + cnT(sn) = 0. Since T is linear, we have T(c1s1 + c2s2 + ... + cnsn) = 0. But since T is one-to-one, this implies that c1s1 + c2s2 + ... + cnsn = 0, contradicting the assumption that S is linearly independent. Hence, T(S) must be linearly independent.
Conversely, assume that T(S) is linearly independent whenever S is a linearly independent subset of V. Let v1 and v2 be distinct vectors in V, and suppose T(v1) = T(v2). Then {v1, v2} is linearly dependent, which implies that there exist scalars c1 and c2, not both zero, such that c1v1 + c2v2 = 0. Since {v1, v2} is linearly dependent, we have either v1 = 0 or v2 = 0. Without loss of generality, assume v1 = 0. Then T(v1) = 0 = T(v2), and hence T({v1, v2}) = {0} is linearly dependent. This contradicts the assumption that T carries linearly independent subsets of V onto linearly independent subsets of W. Hence, S must be linearly independent.
(c) First, we will show that T(β) spans W. Let w be an arbitrary vector in W. Since T is onto, there exists some vector v in V such that T(v) = w. Since β is a basis for V, there exist scalars c1, c2, ..., cn such that v = c1v1 + c2v2 + ... + cnvn. Applying T to both sides, we have w = T(v) = T(c1v1 + c2v2 + ... + cnvn) = c1T(v1) + c2T(v2) + ... + cnT(vn), which implies that T(β) spans W.
Next, we will show that T(β) is linearly independent. Suppose there exist scalars c1, c2, ..., cn such that c1T(v1) + c2T(v2) + ... + cnT(vn) = 0. Applying T to both sides, we have T(c1v1 + c2v2 + ... + cnvn) = 0. But since T is one-to-one, this implies that c1v1 + c2v2 + ... + cnvn = 0, which implies that c1 = c2 = ... = cn = 0, since β is a basis for V. Hence, T(β) is linearly independent.
Since T(β) spans W and is linearly independent, it is a basis for W. Therefore, if β is a basis for V and T is one-to-one and onto, then T(β) is a basis for W.
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What is the Taylor's series for 1+3e^x+1 at x=0
Answers
Answer:
To find the Taylor series of a function f(x) about a point a, we can use the following formula:
f(x) = f(a) + f'(a)(x-a)/1! + f''(a)(x-a)^2/2! + f'''(a)(x-a)^3/3! + ...
where f'(a), f''(a), f'''(a), ... denote the first, second, third, ... derivatives of f evaluated at a.
In this case, we have:
f(x) = 1 + 3e^(x+1)
To find the Taylor series about x=0, we need to evaluate the function and its derivatives at x=0.
f(0) = 1 + 3e^(0+1) = 1 + 3e
f'(x) = 3e^(x+1)
f'(0) = 3e^(0+1) = 3e
f''(x) = 3e^(x+1)
f''(0) = 3e^(0+1) = 3e
f'''(x) = 3e^(x+1)
f'''(0) = 3e^(0+1) = 3e
and so on.
Substituting these values into the formula for the Taylor series, we get:
f(x) = f(0) + f'(0)x + f''(0)x^2/2! + f'''(0)x^3/3! + ...
= (1 + 3e) + 3ex + 3ex^2/2! + 3ex^3/3! + ...
= 1 + (3 + 3e)x + (3/2)e x^2 + (1/2)e x^3 + ...
Therefore, the Taylor series for 1+3e^x+1 about x=0 is:
1 + (3 + 3e)x + (3/2)e x^2 + (1/2)e x^3 + ...
XYZ company is situated in Ghana. They have been commissioned your organisation to design a database for them. The database is expected to keep data on employees, customers, suppliers, and products. Important records on employees such as employee's ID, date of birth, and dependants are expected to be captured in the database. Products information such as product's ID, name of product, manufacturing and expiring data, and name of supplier are expected to be captured. The company receives suppliers from different organisations, hence, it would like the database to capture relevant details of these suppliers. Each supplier supplies only one type of product for the company. Every customer is assigned one sales representative, yet sales representatives maybe assigned up to ten customers. Customers can order an unlimited number of good. Properly represent all entities, relationships, constraints, and appropriate keys in an E-R diagram that can readily be used in a database.
Answers
By answering the presented question, we may conclude that Sales Rep: expression This entity maintains information about sales reps such as SalesRepID and SalesRepName.
what is expression ?An expression in mathematics is a collection of representations, numbers, and conglomerates that mimic a statistical correlation or regularity. A real number, a mutable, or a mix of the two can be used as an expression. Mathematical operators include addition, subtraction, fast spread, division, and exponentiation. Expressions are often used in arithmetic, mathematic, and form. They are used in the representation of mathematical formulas, the solution of equations, and the simplification of mathematical relationships.
The ER diagram above depicts the database entities and their connections. Here's a quick rundown of each entity and its characteristics:
Employee: This object contains information on employees such as EmployeeID, Name, DateOfBirth, and Dependents.
ProductID, ProductName, ManufacturingDate, ExpiryDate, and SupplierID are all stored in this object.
Supplier: This entity holds supplier-specific information such as SupplierID, SupplierName, ContactPerson, and ContactNumber.
CustomerID, CustomerName, ContactPerson, and ContactNumber are all stored in the Customer entity.
Sales Rep: This entity maintains information about sales reps such as SalesRepID and SalesRepName.
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If you know that a < b, and both a and b are positive numbers, then what must be true about the relationship between the opposites of these numbers? Explain.
Answers
Answer:
a+b>0, a>0, b>0, a-b<0
Step-by-step explanation:
well, a>0 and b>0 since they're both positive
Answer:
sample answer
Step-by-step explanation:
The number further left on a number line is the smaller number. For positive numbers, the number closest to zero is smaller. For negative numbers, the number closest to zero is larger. If a is less than b, and they are both positive, then a is closer to 0 than b. The opposite of a is also closer to zero than the opposite of b, so the opposite of a must be larger than the opposite of b.
PLEASEE HELP ITS DUE TONIGHT!!
Given the two rectangles below. Find the area of the shaded region.
Answers
A convex lens with focal length f centimeters will project the image of an object on a
point behind the lens. If an object is placed a distance of p centimeters from the lens,
then the distance q centimeters of the image from the lens is related to p and f by the
lens equation: 1/p+1/q=1/f
A. If the focal length of the convex lens is supposed to be 5 cm, and if the image is
formed 7 cm from the lens, find the distance from the lens to the object, p. (It’s not necessary to simplify your answer.)
B. Find an expression that gives q as a function of p, assuming that the focal length is a constant of 5 centimeters.
C. Sketch a graph of q as a function of p (i.e., q(p)), assuming that the focal length is a
constant of 5 centimeters. Show any important features of the graph.
D. Find limq(p) as p approaches infinity and limq(p) as p approaches 5from the positive side. What do these limits represent physically? What must
happen to the distance of the image and the object?
Answers
Answer:
A. Using the lens equation, 1/p + 1/q = 1/f, and substituting f = 5 cm and q = 7 cm, we can solve for p:
1/p + 1/7 = 1/5
Multiplying both sides by 35p, we get:
35 + 5p = 7p
Simplifying and rearranging, we get:
2p = 35
Therefore, the distance from the lens to the object, p, is:
p = 35/2 cm
B. Solving the lens equation, 1/p + 1/q = 1/f, for q, we get:
1/q = 1/f - 1/p
Substituting f = 5 cm, we get:
1/q = 1/5 - 1/p
Multiplying both sides by 5qp, we get:
5p = qp - 5q
Simplifying and rearranging, we get:
q = 5p / (p - 5)
Therefore, the expression that gives q as a function of p is:
q = 5p / (p - 5)
C. Here is a sketch of the graph of q(p):
The graph is a hyperbola with vertical asymptote at p = 5 and horizontal asymptote at q = 5. The image distance q is positive for object distances p greater than 5, which corresponds to a real image. The image distance q is negative for object distances p less than 5, which corresponds to a virtual image.
D. Taking the limit of q as p approaches infinity, we get:
lim q(p) = 5
This represents the horizontal asymptote of the graph. As the object distance becomes very large, the image distance approaches the focal length of the lens, which is 5 cm.
Taking the limit of q as p approaches 5 from the positive side, we get:
lim q(p) = -infinity
This represents the vertical asymptote of the graph. As the object distance approaches the focal length of the lens, the image distance becomes infinitely large, indicating that the lens is no longer able to form a real image.
In order for the lens to form a real image, the object distance p must be greater than the focal length f. When the object distance is less than the focal length, the lens forms a virtual image.
G For each ordered pair, determine whether it is a solution to the system of equations. 9x+2y=-5 2x-3y=-8 (x, y) (1, -7) (0, -4) (5,6) (-1,2) Is it a solution? Yes No X 5
Answers
Answer:
Math Quotient Verification
G For each ordered pair, determine whether it is a solution to the system of equations. 9x+2y=-5 2x-3y=-8 (x, y) (1, -7) (0, -4) (5,6) (-1,2) Is it a solution? Yes No X 5
To check if an ordered pair is a solution to a system of equations, we substitute the values of x and y into both equations and see if both equations are satisfied.
Let's check each ordered pair one by one:
(1, -7):
9x + 2y = -5 becomes 9(1) + 2(-7) = -5, which is false.
2x - 3y = -8 becomes 2(1) - 3(-7) = -8, which is true.
Therefore, (1, -7) is not a solution to the system of equations.
(0, -4):
9x + 2y = -5 becomes 9(0) + 2(-4) = -8, which is false.
2x - 3y = -8 becomes 2(0) - 3(-4) = 12, which is false.
Therefore, (0, -4) is not a solution to the system of equations.
(5, 6):
9x + 2y = -5 becomes 9(5) + 2(6) = 41, which is false.
2x - 3y = -8 becomes 2(5) - 3(6) = -8, which is true.
Therefore, (5, 6) is not a solution to the system of equations.
(-1, 2):
9x + 2y = -5 becomes 9(-1) + 2(2) = -11, which is false.
2x - 3y = -8 becomes 2(-1) - 3(2) = -8, which is true.
Therefore, (-1, 2) is not a solution to the system of equations.
Therefore, the answer is "No" for all the ordered pairs given in the problem.
(please mark my answer as brainliest)
A cultural researcher tests whether individuals from different cultures share or differ in the belief that dreams have meaning.
Independent Variable: ________
Quasi-Independent Variable: ________
Dependent Variable: ________
Answers
IV individuals from different cultures
DV the belief that dreams have meaning.
Independent Variable: Culture
Belief in the meaning of dreams is a quasi-independent variable (since it cannot be manipulated or assigned randomly)
The response to whether or not dreams have meaning is the dependent variable.
What are the three kinds of variables?An experimental investigation typically contains three types of variables: independent variables, dependent variables, and controlled variables.
What is the independent or quasi-independent variable?A compared to the rest of the country. Because the variable levels are pre-existing, it is not possible to assign participants to groups at random.
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John is standing on top of a cliff 275 feet above the ocean. The measuremment of the angle of depression to a boat in the ocean is 38 degrees. How far is the boat from the base of the cliff?
Answers
Answer: The boat is approximately 357.4 feet from the base of the cliff.
Step-by-step explanation:
Let x be the horizontal distance from the base of the cliff to the boat. Using the tangent function, we can write:
tan(38) = 275 / x
Solving for x, we have:
x = 275 / tan(38)
Using a calculator, we get:
x ≈ 357.4 feet
Therefore, the boat is approximately 357.4 feet from the base of the cliff.
Answer:
352m
Step-by-step explanation:
h = 275m
a = b (alternative angles)
.: b = 38°
Let the base from the boat to the cliff be d
Using TanTan 38° = opposite ÷ adjacent
Tan 38° ° = 275 ÷d
d = 275 ÷ Tan 38 °
d = 352m
.: The boat is 352m away from the foot of the cliff
he triangles below are similar. Triangle X Y Z. Side X Z has a length of 12, Z Y is 16, Y X is 14. Triangle R Q S. Side R Q is 3.5, Q S is 4, S R is 3. Which similarity statement expresses the relationship between the two triangles? Triangle X Y Z is similar to Triangle Q R S Triangle X Y Z is similar to Triangle R Q S Triangle Z X Y is similar to triangle Q S R Triangle Z X Y is similar to triangle Q R S
Answers
Answer:
Triangle XYZ is similar to Triangle RQS
Step-by-step explanation:
Triangle XYZ is similar to Triangle RQS
XZ/SR = 12/3 = 4
ZY/QS = 16/4 = 4
YX/RQ = 14/3.5 = 4
similar figures have all corresponding sides in the same ratio
Calculate the standard deviation of ABC stock returns given the following historical series of returns. Year Rate of Return 1 −12% 2 10% 3 5% 4 −7% 5 3%
Answers
The value of standard deviation of the stock returns is 10.246%.
What is standard deviation?The variance or dispersion of a group of data points is measured by standard deviation. Finding the square root of the variance, which is the sum of the squared deviations between each data point and the mean, is how it is determined. In statistics, the term "standard deviation" is used to characterise the distribution of a data collection and to estimate the probability of certain outcomes or events.
The standard deviation is determined using the formula:
√(V).
The mean of the given data is:
(−12 + 10 + 5 − 7 + 3) / 5 = −0.2%
Now, the variance is:
Variance = [ (−12 − (−0.2))² + (10 − (−0.2))² + (5 − (−0.2))² + (−7 − (−0.2))² + (3 − (−0.2))² ] / 5
Variance = 104.96
Now, for standard deviation:
Standard deviation = √(104.96) = 10.246%
Hence, the value of standard deviation of the stock returns is 10.246%.
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Solve please geometry, solve for x
Answers
Answer: The answer is D
Step-by-step explanation:
Pythagorean theorem: a²+b²=c²
x²+x²=14²
2x²=196
Evaluate...
x=7√2
You are given the following information about a termite colony population….
Answers
The population of the termite colony will be approximately 593 in 4 years.
Since the population of the termite colony will double in 6 years, we can use the formula:
P = P0 * 2^(t/k)
where P0 is the initial population, P is the population after time t, and k is the time it takes for the population to double (in this case, 6 years).
We know that the current population is 16000, so P0 = 16000. We also know that the population consists only of females, so we can assume that the population grows linearly.
To find the population of the termite colony in 4 years, we need to determine how much the population grows in that time. Since the population doubles in 6 years, we can assume that it grows by a factor of 2/6 per year. Therefore, the population after 4 years can be calculated as:
P = P0 * (2/6)^4
= 16000 * (1/27)
= 592.59 (rounded to the nearest whole number)
Therefore, the population of the termite colony will be approximately 593 in 4 years.
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Model the pair of situations with exponential functions f and g. Find the approximate value of x that makes f(x) = g(x). f: initial value of 500 decreasing at a rate of 6% g: initial value of 90 increasing at a rate of 6%
The value of x that makes f(x)g(x) is x
Answers
Answer:
Step-by-step explanation:
u got this
I’m having a hard time understanding how to get the Domain and Range. If you help please
Answers
Answer:
[-1,inf) and [-2,inf)
Step-by-step explanation:
Domain is all the X coordinates that the function will pass through. it starts at -1 and goes to inf so [-1,inf) is the domain. The range is all the Y coordinates the function will pass through. It starts at -2 and goes up to inf so [-2,inf) and that is your answer
when we say that an algorithm x is asymptotically more efficient than y it means that x will always be a better choice for large inputs
Answers
It mean X will be a better choice for all inputs except small inputs when we say that an algorithm X is asymptotically more efficient than Y. So the option B is correct.
Asymptotic analysis takes algorithm growth in terms of input size into account. If an algorithm X runs faster than Y for all input sizes n greater than or equal to n₀, then X is said to be asymptotically better than Y.
When we claim that a method X is asymptotically more efficient than Y, we indicate that X will be a better option for all inputs except small inputs. The better choice would depend on the specific problem and algorithm.
Generally, if X is asymptotically more efficient than Y, then X should be the preferred choice for larger inputs, while Y may be better suited for small inputs. So the option B is correct.
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The complete question is:
What does it mean when we say that an algorithm X is asymptotically more efficient than Y?
a) X will be a better choice for all inputs
b) X will be a better choice for all inputs except small inputs
c) X will be a better choice for all inputs except large inputs
d) Y will be a better choice for small inputs
Find an equation of a line in a point-slope form passing through (2,4) and parallel to the line 6x+3y=3 . Then write the answer in a slope-intercept form. Then write the answer in standard form. Graph the line on cartesian plane. Show your work (the steps)!
Answers
The equation of the line in slope-intercept form is y = -2x + 8 and the equation of the line in standard form is 2x + y = 8.
What is slope-intercept form and standard form of a straight line ?
Slope-intercept form and standard form are two common ways to represent the equation of a straight line in two dimensions.
Slope-intercept form of a line is y = mx + b, where m is the slope of the line, and b is the y-intercept (where the line intersects the y-axis). This form makes it easy to determine the slope and y-intercept of the line from the equation, and to graph the line using those values.
Standard form of a line is Ax + By = C, where A, B, and C are constants, and A and B are not both zero. This form makes it easy to compare the coefficients of x and y, and to determine the x-intercept and y-intercept of the line.
Find the equation of a line passing through a given point and parallel to the given line in slope intercept and standard form :
Given point is (2,4) and line is 6x+3y=3, we first need to determine the slope of the given line. To do this, we can rearrange the equation into slope-intercept form (y = mx + b), where m is the slope:
3y = -6x + 3
y = -2x + 1
The slope of this line is -2.
Since the line we want to find is parallel to this line, it will also have a slope of -2.
We can use the point-slope form of the equation of a line to find the equation of the line passing through (2,4) with slope -2:
y - 4 = -2(x - 2)
Expanding and simplifying, we get:
y - 4 = -2x + 4
y = -2x + 8
This is the equation of the line in slope-intercept form.
To write it in standard form, we can rearrange the equation into the form Ax + By = C:
2x + y = 8
This is the equation of the line in standard form.
Graph of the line -
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if anyone could help me i would really appreciate it
Answers
The answer on Probability to draw probability tree and calculate the final solution the answers are (a) the tree is given below , (b) i) P(R1 ∩ W2) means the probability of drawing a red marble on the first draw and a white marble on the second draw , ii) The solution is P(R1) * P(W2|R1) = (4/9) * (5/8) = 5/18. (C) 17/36. (d) the tree is given below.
What is Experiment?In probability theory, experiment is process or situation that produces set of possible outcomes or events, each with associated probability of occurrence.
In experiment, the set of all possible outcomes is called sample space, denoted by symbol Ω. The outcomes in sample space can be either discrete, meaning they are countable and separate, or continuous, meaning they are uncountable and form range or interval.
a) Probability tree:
P(W1) = 5/9
/ \
P(W2|W1) P(R2|W1) = 4/9
/ \ / \
P(W3|W1W2) P(R3|W1W2) P(W3|R1W2) P(R3|R1W2)
/ \ / \ / \ / \
P(W4|W1W2W3) P(R4|W1W2R3) P(W4|R1W2W3) P(R4|R1W2R3)
b)
i) P(R1 ∩ W2) means the probability of drawing a red marble on the first draw and a white marble on the second draw.
ii) The solution is P(R1) * P(W2|R1) = (4/9) * (5/8) = 5/18.
c)
i) There are two ways to get at least one red ball: drawing a red ball on the first draw or drawing a white ball on the first draw and a red ball on the second draw.
ii) Angela is not correct. To calculate the probability of drawing at least one red ball, we need to add the probabilities of the two ways to get at least one red ball:
P(at least one red ball) = P(R1) + P(W1) * P(R2|W1) = (4/9) + (5/9) * (4/8) = 17/36.
d) If the first ball is replaced before the second draw, then the probability tree would have the same probabilities for each draw. The new probability tree would be:
P(W1) = 5/9
/ \
P(W2) P(R2) = 4/9
/ \ / \
P(W3) P(R3) P(W3) P(R3)
/ \ / \ / \ / \
P(W4) P(R4) P(W4) P(R4) P(W4) P(R4)
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If the average aggregate inventory value is $1,200,000 and the cost of goods sold is $600,000, which of the following is weeks of supply?
Answers
The inventory turnover ratio can be calculated by dividing the cost of goods sold by the average inventory value. In this case, the inventory turnover ratio is 0.5, and the correct answer is (D) 0.5.
The inventory turnover ratio measures the number of times a company sells and replaces its inventory during a period. It can be calculated by dividing the cost of goods sold by the average inventory value.
The inventory turnover ratio = Cost of goods sold / Average inventory value
In this case, the cost of goods sold is $600,000 and the average inventory value is $1,200,000.
Inventory turnover ratio = $600,000 / $1,200,000 = 0.5
Therefore, the inventory turnover ratio is 0.5, and the correct answer is (D) 0.5.
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Complete question:
If the average aggregate inventory value is $1,200,000 and the cost of goods sold is $600,000, which of the following is inventory turnover?
A)60
B)10.4
C)2
D)0.5
E)None of these
One type of flower is growing in a pond. The flowers F in the pond are growing exponentially.
0 200
1 800
Answers
Answer:
The function that models the number of flowers, F(t), is given as F(t) = cd, where c and d are constants. We need to find the values of c and d in order to write the equation for the number of flowers in the pond at time, t.
From the table, we know that when t=0, F(t) = 200. This means that:
F(0) = cd = 200
Similarly, when t=1, F(t) = 800. This means that:
F(1) = cd = 800
We can solve this system of equations for c and d by dividing the second equation by the first equation:
F(1)/F(0) = 800/200
4 = d/c
Now we can substitute the value of d/c into either equation to solve for one of the constants. Let's use the first equation:
cd = 200
c(d/c) = 200
d = 200/c
Substituting this into the equation d/c = 4, we get:
4 = d/c = (200/c) / c
4c = 200
c = 50
Now we can find the value of d using d = 200/c:
d = 200/50 = 4
Therefore, the equation for the number of flowers in the pond at time, t, is:
N(t) = cd = 50(4) = 200
So, the answer is N(t) = 200(1), which means that at any time t, the number of flowers in the pond is 200.
Class Members read the following number of pages over the weekend 9,11,7,10,9,8,7,13,2,12,10,9,8,10,11,12 which number is an outlier? Explain your reason
Answers
Answer: 2
Step-by-step explanation:
because the common range here is 7-13.
2 isnot in this common range so it could be identified as an outlier
Answer the question below: *
Tasha is planning an expansion of a square flower garden in a city park. If each side of the original garden is
increased by 5 m, the new total area of the garden will be 121 m². Find the length of each side of the original garden.
O 6 meters
O 6.6 meters
O 11 meters
O 16 meters
Answers
Sea "x" la longitud de cada lado del jardín original en metros.
La superficie del jardín original es x^2 m².
Si cada lado del jardín original se aumenta en 5 m, el nuevo lado del jardín será de (x+5) metros, y la nueva superficie será (x+5)^2 m².
Según el problema, la nueva superficie total es de 121 m²:
(x+5)^2 = 121
Tomando la raíz cuadrada en ambos lados:
x+5 = 11
Restando 5 en ambos lados:
x = 6
Por lo tanto, la longitud de cada lado del jardín original es de 6 metros.
Por lo tanto, la respuesta correcta es O 6 metros.
x - the length of each side of the original garden
A = x²
( x + 5 )² = 121 /√
x + 5 = 11, or x + 5 = - 11;
x = 11 - 5
x = 6 ( another solution in negative )
Answer:
A ) 6 m
The temperature in Australia one morning was -5°c at 08:00 and increased by 2°c every hour until 12:00 what temperature will it be at 11:30
Answers
the temperature in Australia at 11:30 would be 2°C.
How to find?
We can use a simple formula to calculate the temperature at 11:30 based on the initial temperature and the rate of increase.
Between 8:00 and 12:00, the temperature increases by 2°C every hour, for a total of 4 hours. So the temperature at 12:00 will be:
-5°C + (4 hours x 2°C/hour) = -5°C + 8°C = 3°C
To find the temperature at 11:30, we need to calculate how many hours have passed since 8:00. From 8:00 to 11:00, it has been 3 hours. And from 11:00 to 11:30, it has been an additional 0.5 hours. So, the total time since 8:00 is 3.5 hours.
To find the temperature at 11:30, we can use the same formula as before, but substitute 3.5 for the number of hours:
-5°C + (3.5 hours x 2°C/hour) = -5°C + 7°C = 2°C
Therefore, the temperature in Australia at 11:30 would be 2°C.
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solve the quadratic equation 9^2×-15×-6=0
Answers
The solutions to the quadratic function 9x² - 15x - 6 = 0 are given as follows:
x = -1/3 and x = 2.
How to solve the quadratic equation?The quadratic equation for this problem is defined as follows:
9x² - 15x - 6 = 0.
The coefficients of the function are given as follows:
a = 9, b = -15 and c = -6.
The discriminant of the function is obtained as follows:
D = b² - 4ac
D = (-15)² - 4 x 9 x (-6)
D = 441.
Then the solutions to the quadratic function are obtained as follows:
x = (-b - sqrt(D))/2a = (15 - sqrt(441))/18 = -1/3.x = (-b + sqrt(D))/2a = (15 + sqrt(441))/18 = 2.More can be learned about quadratic functions at https://brainly.com/question/1214333
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Which statement about equations with an infinite number of solutions is TRUE? No matter what number you choose to substitute for the variable, the result will be a true statement. No matter what number you choose to substitute for the variable, the result will always be 0=1 . No matter what number you choose to substitute for the variable, the result will always be u=0 . No matter what number you choose to substitute for the variable, the result will be a false statement.
Answers
Correct Option is No matter what number you choose to substitute for the variable, the result will be a true statement.
What are Infinite Solutions?The number of solutions of an equation based on the total number of variables contained in it. As a result, the equation system consists of two or more equations with two or more variables.
It can be any combination such as
2 equations in 3 variables5 equations in 3 variables, etcThere are three different forms of equation solutions, depending on the quantity of variables and equations. They are
Unique Solution (One solution)No solutionInfinite Solutions (Many solutions)The term “infinite” represents limitless or unboundedness.
For the infinite number of solution of the equation No matter what number you choose to substitute for the variable, the result will be a true statement.
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Let S be the universal set, where:
S={1,2,3,...,18,19,20}
Let sets A and B be subsets S, where:
Answers
The intersection of sets A and B is the set of all elements that are in both set A and set B is 5.
What is union?In set theory, the union of two or more sets is a set that contains all the distinct elements of the sets being considered.
According to question:Set A = {1, 2, 3, 7, 9, 11, 13, 19} has 8 elements.
Set B = {1, 2, 3, 4, 8, 11, 18, 19, 20} has 9 elements.
The union of sets A and B, denoted as A ∪ B, is the set of all elements that are in either set A or set B or in both.
n(A ∪ B) = 8 + 9 - n(A ∩ B)
Now we need to find n(A ∩ B), which is the number of elements that are common to both sets A and B.
The intersection of sets A and B, denoted as A ∩ B, is the set of all elements that are in both set A and set B. We can find n(A ∩ B) by counting the number of common elements between sets A and B, which are 1, 2, 3, 11, and 19.
Therefore, n(A ∩ B) = 5.
n(A ∪ B) = 17 + 5
n(A ∪ B) = 22
So, the number of elements in the set A ∪ B is 22.
The intersection of sets A and B is the set of all elements that are in both set A and set B. From above, we know that the common elements between sets A and B are 1, 2, 3, 11, and 19.
Therefore, n(A ∩ B) = 5.
So, the number of elements in the set A ∩ B is 5.
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Corresponding sides of similar triangles are proportional. Use this fact to find the length of side PR of the following pair of similar triangles. Remember that the length cannot be negative, and there may be more than one solution.
Answers
The length of side PR can be either 14 or 5.
Describe corresponding sides ?In geometry, corresponding sides are the sides of two or more geometric figures that are in the same relative position to each other. When two or more figures are similar, their corresponding sides are in the same ratio or proportion, meaning that the ratio of the length of one side in the first figure to the length of the corresponding side in the second figure is constant. For example, if two triangles are similar, then their corresponding sides are proportional to each other. The side that corresponds to another side is typically identified using the same letter with a prime symbol (') added to it.
Since the triangles PQR and STV are similar, their corresponding sides are proportional. That is,
PR / SV = QR / TV
Substituting the given lengths, we get:
(3x-19) / (3x-9) = (x-4) / 12
Cross-multiplying and simplifying, we get:
36x - 228 = (3x-9)(x-4)
36x - 228 = 3x^2 - 21x + 36
3x^2 - 57x + 264 = 0
Dividing both sides by 3, we get:
x^2 - 19x + 88 = 0
Factoring the quadratic equation, we get:
(x-11)(x-8) = 0
Therefore, x = 11 or x = 8.
If x = 11, then PR = 3x-19 = 3(11) - 19 = 14.
If x = 8, then PR = 3x-19 = 3(8) - 19 = 5.
Therefore, the length of side PR can be either 14 or 5.
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The circle graph below represents the favorite fruit of 300 people How many prefer oranges? b. How many prefer pineapples? c. How many prefer blueberries? d. How many prefer apples? e. How many prefer strawberries?
Answers
Hey!
A: 50% Of people = 150 people prefer oranges.
B: 10% Of people = 15 people prefer pineapple.
C: 15% Of people = 20 people prefer blueberries.
D: 5% Of people = 5 people prefer apples.
E: 20% Of people = 22 people prefer strawberries
A teacher asks a class to write x + 8 in another way. Three of the answers are: i 1/4(x+ 8). ii x + 2 iii. 1/4x + 2. which of the answers are correct
Answers
Answer:
All three answers are correct, but they represent different algebraic expressions that are equivalent to x + 8.
Step-by-step explanation:
i) 1/4(x + 8) is equivalent to x/4 + 2. This expression distributes the 1/4 coefficient to both terms inside the parentheses.
ii) x + 2 is equivalent to 1x + 2. This expression simplifies x + 8 by subtracting 6 from the constant term.
iii) 1/4x + 2 is equivalent to 2 + 1/4x. This expression rearranges the terms in x + 8 to separate x from the constant term.
Therefore, the students who provided any of these answers demonstrated a correct understanding of algebraic expressions.
- The relative frequency table shows the percentage of each type of art (painting or
sculpture) in a museum that would classify in the different styles (modern or
classical). Based on these percentages, is there evidence to suggest an association
between the variables? Explain your reasoning.
modern classical
paintings
sculptures 38%
41%
59%
62%
Answers
The chi-squared value [tex](0.032)[/tex] is smaller than for the crucial value [tex](3.84)[/tex], thus do not reject the null hypotheses that there is no connection between the kind of art and the style.
Is the value 0.05 an important one?The significance level, alpha, which establishes the test's sensitivity, and the test statistic, which really is unique to each type of test, both influence the significance level for a hypothesis test.
What drives the crucial value calculation?Critical values in hypothesis testing indicate whether the outcomes are statistically significant. They aid in determining the confidence intervals' upper and lower bounds. In both circumstances, crucial values accommodate for ambiguity in sample you're using it to make conclusions about a population.
modern classical total
paintings 0.38 0.62 1
sculptures 0.41 0.59 1
total 0.79 1.21 2
The degrees of freedom for the test is [tex](r - 1) *(c - 1)[/tex]
[tex](2 - 1) * (2 - 1) = 1[/tex]
The chi-squared statistic [tex]0.032[/tex]
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