Can anyone help me w tvis

Can Anyone Help Me W Tvis

Answers

Answer 1

The number of weeks that the puppies weigh the same amount will be A. 6 weeks.

The equation that has no solution is A. 13 - 7x = -7x + 13.

The option determined from the graph is B. The ordered pair (25, 6) is a solution to y = x + 40 and y = 3x + 15.

How to calculate the number of weeks

Puppy A weighs 4 1/5 pounds at birth and gains 3/4 pound each week. Puppy B weighs 5 2/3pounds at birth and gains 1/2 pound each week.

After how many weeks will the puppies weigh the same amount will be calculated thus:

4 1/5 + 3/4x = 5 2/3 + 1/2x

4.2 + 0 75x = 5.67 + 0.5x

Collect the like terms

5.67 - 4.2 = 0.25x

Divide

x = 1.47 / 0.25

x = 6

Hence ,the number of weeks that the puppies weigh the same amount will be A. 6 weeks.

It should be noted that the equation that has no solution is A. 13 - 7x = -7x + 13. This is because the values gives 0 all through.

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Related Questions

HELP PLEASE ASAP PHOTO INCLUDED

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The volume of water that the pool can hold is  150.72 cubic centimeters.

How to find the volume of the pool?

Remember that the volume of a cylinder of radius R and height H is:

V = pi*R²*H

Where pi = 3.14

For the pool we know that the height is H = 3ft, and the diameter is 8ft, then the radius is R = 8ft/2 = 4ft

Replacing that in the volume formula we will get:

V = 3.14*(4cm)²*3cm

V = 150.72 cubic centimeters.

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The record low temperature in Fargo, ND is -35 degrees. The record high is 114 degrees. What is the difference in the record high and the record low temperatures?

Answers

The difference between the record high and low temperatures is 149 degrees.

What is the difference between the temperatures?

A negative number is a number that is less than zero. A negative number usually has a minus sign in front of it. An example of a negative number is -35. A positive number is a number that is greater than zero. An example of a positive number is 10.

In order to find the difference between two or more numbers, subtract the numbers from each other.

Difference between the temperature = record high temperature - record low temperature

114 - -35

114 + 35 = 149 degrees

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What is the ratio for 3 rectangles and 4 ovals in its simplest form?

Answers

The ratios for the rectangles and the ovals is 4 : 3

Calculating the ratios for the rectangles and the ovals

From the question, we have the following parameters that can be used in our computation:

Rectangle = 4

Oval = 3

The ratio can be represented as

Ratio = Rectangle : Oval

When the given values are substituted in the above equation, we have the following equation

Rectangle : Oval = 4 : 3

The above ratio cannot be further simplified

This means that the ratio expression would remain as 4 : 3

Hence, the solution is 4 : 3

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On a standardized exam, the scores are normally distributed with a mean of 300 and
a standard deviation of 40. Find the z-score of a person who scored 280 on the exam.
Answer:
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The z- score of a person who scored 280 on the exam can be found to be - 0. 5.

How to find the z - score ?

A z-score indicates how many standard deviations an element is from the mean.

The formula is:

Z = ( X - μ ) / σ

The details here are:

X = 280, μ = 300, and σ = 40

The z - score is therefore :

Z = (280 - 300) / 40

= -20 / 40

= -0.5

In conclusion, the z - score of a person who scored 280 on the exam is -0.5. This means that their score is half a standard deviation below the mean.

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A rectangle has an area of 114cm squared and a perimeter of 50 cm. What are its dimensions

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If rectangle has an area of 114cm squared and a perimeter of 50 cm, the dimensions of the rectangle are approximately 5 cm by 22.8 cm.

Let's assume the length of the rectangle is "l" and the width is "w". We can start by using the formula for the area of a rectangle, which is A = lw. From the given information, we know that the area is 114cm².

So, we have:

lw = 114

Next, we can use the formula for the perimeter of a rectangle, which is P = 2l + 2w. From the given information, we know that the perimeter is 50cm.

So, we have:

2l + 2w = 50

We now have two equations with two variables, which we can solve using substitution or elimination. Let's use substitution by solving the first equation for l:

l = 114/w

We can then substitute this expression for l in the second equation:

2(114/w) + 2w = 50

Multiplying both sides by w to eliminate the fraction, we get:

228 + 2w² = 50w

Rearranging and simplifying, we get a quadratic equation:

2w² - 50w + 228 = 0

We can solve for w using the quadratic formula:

w = [50 ± √(50² - 4(2)(228))]/(2(2)) ≈ 11.4 or 5

Since the length and width must be positive, we can discard the solution w = 11.4. Therefore, the width of the rectangle is approximately 5 cm. We can then use the equation lw = 114 to solve for the length:

l(5) = 114

l ≈ 22.8

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make a table for each equation using the following numbers as : x -2,-1,0,1
y=3x-2

Answers

The equation y = 3x - 2. can be placed in table as shown below. For example, when x = -2, y = 3(-2) - 2 = -8. Similarly, when x = -1, y = 3(-1) - 2 = -5, and so on.

In this table, each row represents a pair of values (x, y) that satisfy the equation y = 3x - 2. For example, when x is -2, y is calculated as 3(-2) - 2 = -8. Similarly, for the other values of x, the corresponding values of y are calculated accordingly.

Here's a table showing the values of x and the corresponding values of y for the equation y = 3x - 2:

x y

-2 -8

-1 -5

0 -2

1 1

To fill in the table, substitute each value of x into the equation and calculate the corresponding value of y. For example, when x = -2, y = 3(-2) - 2 = -8. Similarly, when x = -1, y = 3(-1) - 2 = -5, and so on.

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Esther ran round the playground and 12 times. The playground is 240 m by 160 m. what distance did she cover?​

Answers

The total distance she cover after running is 9600 meters

How to calculate the total distance she cover?​

From the question, we have the following parameters that can be used in our computation:

Number of times = 12 times

Dimensions of the playground = 240 m by 160 m

The perimeter of the playground is calculated as

Perimeter = 2 * sum of dimensions

substitute the known values in the above equation, so, we have the following representation

Perimeter = 2 * (240 + 160)

The total distance she cover is calculated as

total distance = 12 * 2 * (240 + 160)

Evaluate

total distance = 9600 meters

Hence, the total distance she cover is 9600 meters

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Based on the March expense statement, how much did Maria spend using her credit card?

A. $181.18

B. $117.57

C. $507.59

D. $25.28

Answers

It would be A because by using simple rounding it goes twords 181

The side of a square is measured to be 16 ft with a possible error of ±0.1 ft. Use linear approximation or differentials to estimate the error in the calculated area. Include units in your answer.

Answers

The estimated error in the calculated area is approximately 3.2ft²

How did we estimate the error?

To estimate the error in the calculated area of a square, use linear approximation or differentials.

The area of a square is given by the formula A = s², where s represents the length of a side.

Calculate the area of the square using the given side length of 16 ft:

A = (16 ft)²

A = 256 ft²

Now, let's consider the possible error in the side length, which is ±0.1 ft. Treat this error as a change in the side length (Δs) and use linear approximation or differentials to estimate the corresponding change in the area (ΔA).

Using linear approximation, express the change in the area as:

ΔA ≈ 2s Δs

Substituting the values:

ΔA ≈ 2(16 ft)(0.1 ft)

ΔA ≈ 3.2 ft²

Therefore, the estimated error in the calculated area is approximately 3.2ft².

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how many cubes that are 1" x 1" x 1" could fit into a box that is 8" x 8" x 8"

Answers

Answer:

512

Step-by-step explanation:

To determine how many 1" x 1" x 1" cubes can fit into an 8" x 8" x 8" box, we need to calculate the volume of the box and then divide it by the volume of a single cube.

The volume of the box is calculated by multiplying its length, width, and height:

Volume of the box = 8" x 8" x 8" = 512 cubic inches.

The volume of a single cube is 1" x 1" x 1" = 1 cubic inch.

To find out how many cubes can fit, we divide the volume of the box by the volume of a single cube:

Number of cubes = Volume of the box / Volume of a single cube

Number of cubes = 512 cubic inches / 1 cubic inch

Number of cubes = 512

Therefore, 512 cubes that are 1" x 1" x 1" can fit into an 8" x 8" x 8" box.

512.

If you have a cube that is 1x1x1 and a box that is 8x8x8, then you would multiply the 8x8x8 and get 512 because the cube is only 1x1x1 and when you multiply 8x1 you still get 8.

Write the coordinates of the vertices after a dilation with a scale factor of 1 2 , centered at the origin.

Answers

The coordinates of the vertices after a dilation of the scale factor would be:

W' = (2.5, 5)V' = (0, -5)U' = (2.5, -5)

How to dilate the vertices ?

To perform a dilation with a scale factor of 1/2 centered at the origin, we multiply the coordinates of each vertex by the scale factor.

Given the vertices:

W = (5, 10)

V = (0, -10)

U = (5, -10)

After applying the dilation with a scale factor of 1/2, the new coordinates of the vertices would be:

W' = (5 * 1/2, 10 x 1/2) = (2.5, 5)

V' = (0 * 1/2, -10 x 1/2) = (0, -5)

U' = (5 * 1/2, -10 x 1/2) = (2.5, -5)

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Please solve this question

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The equation of the parabola in vertex form is y = (x - 0)² + 8, which simplifies to y = x² + 8.

We have,

The vertex form of a parabola is given by the equation y = a(x - h)² + k, where (h, k) represents the vertex of the parabola.

Now,

Given that the parabola passes through (-2, 4) and has a vertex (0, 8), we can substitute these values into the equation to find the value of 'a'.

Using the vertex (0, 8):

8 = a(0 - 0)² + 8

8 = a(0) + 8

8 = 8

Since the coefficient of the squared term is 'a', which remains unchanged, we can conclude that a = 1.

Therefore,

The equation of the parabola in vertex form is y = (x - 0)² + 8, which simplifies to y = x² + 8.

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Find the distance between (2, 5) and (-5, 8).
58
√58
2√43
2

Answers

Answer:

d = [tex]\sqrt{58}[/tex]

Step-by-step explanation:

calculate the distance d using the distance formula

d = [tex]\sqrt{x_{2}-x_{1})^2+(y_{2}-y_{1})^2 }[/tex]

with (x₁, y₁ ) = (2, 5 ) and (x₂, y₂ ) = (- 5, 8 )

d = [tex]\sqrt{(-5-2)^2+(8-5)^2}[/tex]

   = [tex]\sqrt{(-7)^2+3^2}[/tex]

   = [tex]\sqrt{49+9}[/tex]

   = [tex]\sqrt{58}[/tex]

Which of the following is not the solution of system of inqualities
(1,0) (8,0). (0,4). (3,0)

Answers

The points (1,0) (8,0). and. (3,0) are not the solution of system of inqualities

How to deterine which is not the solution of system of inqualities

From the question, we have the following parameters that can be used in our computation:

The graph

Also, we have the following ordered pairs

(1,0) (8,0). (0,4). (3,0)

From the graph, we have the following ordered pairs in the shaded region

(0, 4)

Other points (1,0) (8,0). and. (3,0) are not in the shaded region

This means that (1,0) (8,0). and. (3,0) are not the solution of system of inqualities

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please help me important question in image

Answers

Segment BF is 36 will be the accurate statement.

Similarity theorem of triangle

A triangle known to be similar if the ratio of similar sides of the triangle is equal to a constant.

From the given triangle, the following expression is true:

EC/FC = AC/BF+FC

Substitute the given parameters into the formula to have:

20/30 = 24+20/BF+30

20/30 = 44/BF+30

2/3 = 44/BF + 30

2(BF+30) = 132

2BF + 60 = 132

2BF = 132 - 60

2BF = 72

BF = 36

Hence the correct statement will be that segment BF is 36

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I just need the answer for letter b

Answers

If f(x) = 1/343, then x = -3. The point on the graph of f when f(x) = 1/343 is (-3, 1/343).

How to explain the value

A point is the basic relationship displayed on a graph. Each point is defined by a pair of numbers containing two coordinates. A coordinate is one of a set of numbers used to identify the location of a point on a graph. Each point is identified by both an x and a y coordinate.

If f(x) = 1/343, then x = -3. This is because 343 = 7³, therefore the inverses is 1/343. The point on the graph of f when f(x) = 1/343 is (-3, 1/343

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geometry need help please

Answers

First we need to simplify the side lengths
Squared root of 21 is 4.58
Squared root of 85 is 9.22

Now the next step is to find the angle of N
We have the opposite and hypotenuse of angle N so we can use Sin

The equation for Sin is : opposite/hypotenuse

Since we are finding an angle we need to use sin of -1

Sin^-1 ( opposite / hypotenuse)
Sin ^1 (4.58/9.22) = about 30 degrees

Because we need to find cos we need the adjacent side length.
We can use the formula a^2 + b^2 = c^2
4.58^2 + b^2 = 9.22^2
B = 8


Plug in 30 degrees for the cos (n)
Cos = adjacent/ hypotenuse
Cos (30) = 8/9.22 = 0.87

Answer is 0.87

What’s the constant term of the polynomial 2x^3-5x^2+8*x+3

Answers

The constant term of the polynomial 2x³-5x²+8x+3 is 3.

A polynomial is a mathematical expression consisting of variables (also called indeterminates) and coefficients, which are combined using addition, subtraction, and multiplication, but not division by a variable.

The variables in a polynomial are typically denoted by x, y, or z, and the coefficients can be constants or other polynomials.

The constant term of a polynomial is the term that doesn't have any variable attached to it. In this case, the constant term is the one that only has a number, which is 3.

Therefore, the constant term of the polynomial 2x³-5x²+8x+3 is 3.

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A thermometer reading 10°C is brought into a room with a constant temperature of 36°C. if the thermometer reads 14°C after 2 minutes, what will it read after beint left in the room for 4 minutes? and for 9 minutes?​

Answers

Answer:

4 minutes: 17.4 °C9 minutes: 23.7 °C

Step-by-step explanation:

You want to know a thermometer's reading 4 minutes and 9 minutes after begin brought into a room with a temperature of 36 °C if its initial reading is 10 °C, and it rises to 14 °C after 2 minutes.

Newton's law of cooling

Newton's law of cooling tells you the temperature difference of 36 -10 = 26 °C will decline exponentially. If it declines to 36 -14 = 22 °C after 2 minutes, then the temperature reading can be modeled by ...

  T = 36 -26·(22/26)^(t/2)

At times of t=4 and t=9, the temperature readings will be ...

4 minutes: 36 -26(11/13)^(4/2) ≈ 17.4 °C9 minutes: 36 -26(11/13)^(9/2) ≈ 23.7 °C

__

Additional comment

The time constant of this thermometer is about 12 minutes, so it will take about 67 minutes to read within 0.1 °C of the room temperature.

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100 Points! Geometry question. Photo attached. Please show as much work as possible. Thank you!

Answers

The proof of ΔRUV ≅ ΔSUT is shown below.

Given that:

RSTV is a rectangle and U is the midpoint of VT.

Here, We have to Prove:

⇒ ΔRUV ≅ ΔSUT

Now, We can prove as;

Statement                               Reason

1) RSTV is a rectangle               Given

2) Angle V and T are                Because every angle in a rectangle is 90

right triangle.

3) ∠V ≅ ∠T                               Because both are right angle.

4) U is the midpoint of VT.        Given

5) VU = UT                                By midpoint theorem.

6) VR ≅ TS                                Opposite sides of rectangle.

7) ΔRUV ≅ ΔSUT                       By SAS congruency theorem.

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You deposit $5000 in an account earning 3% interest compounded continuously. How much will you have in the
account in 15 years?

Answers

Answer:

$7841.56

----------------------

Use the compound interest formula:

[tex]A = Pe^{rt}[/tex]

Where:

A = final amount;P = initial deposit = $5000;r = annual interest rate = 3% = 0.03;t = time period in years = 15.

Plugging in the values, we get:

[tex]A = 5000*e^{0.03*15}[/tex][tex]A = 7841.56[/tex]

Lydia has four straws of different lengths, and she is trying to form a right triangle. The lengths are 8, 9, 15, and 17 units. Which three lengths should she use? Justify your answer.

Answers

The set of 3 lengths that make a right triangle is {8, 15, 17}

Which three lengths should she use?

Remember that for any right triangle, the sum of the squares of the two shorter sides must be equal to the square of the longer side.

So if the 3 sides are A, B, and C, such that:

A < B < C

We will have:

A² + B² = C²

Now you only need to try sets of 3 values in that equation, if we use: 8, 15, and 17 we will have:

8² + 15² = 17²

289 = 289

That equationis true, thus, these 3 lengths make a right triangle.

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factorise fully

1) 3x² - 27y²

2) 2014² - 2013²


please help​

Answers

Answer: 3x² - 27y² = (3x²) - (27)(y²) = 3(x² - 9y²) = 3(x - 3y)(x + 3y), and 2014² - 2013² = (2014 + 2013)(2014 - 2013) = (3127)(1) = 3127

Im not 100% sure of this answer cause I'm not that good at stuff like this but I still think this is right fr fr

Please urgent help I can’t figure this out thank you guys for always helping

Answers

Answer:

Domain:  {-24, -12, -8, 9, 14, 50}

Range:  {23, 69, 83, 92, 97, 32}

Step-by-step explanation:

The domain of a function is the set of all possible input values (usually x) for which the function is defined. The range of a function is the set of all possible output values (usually y, which is synonymous with f(x)) that the function can produce.

For a function like f(x), each coordinate is in the form (x, f(x)) aka (x, y)

Since our x-coordinates are -24, -12, -8, 9, 14, and 50, the domain of f(x) is {-24, -12, -8, 9, 14, 50}

Since our f(x) or y-coordinates are 23, 69, 83, 92, 97, and 32, the range is {23, 69, 83, 92, 97, 32}

Does the data follow a normal distribution? Why or why not?

Answers

Yes. It follows the normal bell curve

Please someone help me with this. Simplify. The expression in the picture no negative exponents should be added in the answer

Answers

A simplification of the given expression is 1/m¹⁶.

What is an exponent?

In Mathematics, an exponent is a mathematical operation that is commonly used in conjunction with an algebraic equation or expression, in order to raise a given quantity to the power of another.

Mathematically, an exponent can be represented or modeled by this mathematical expression;

bⁿ

Where:

the variables b and n are numbers (numerical values), letters, or an algebraic expression.n is known as a superscript or power.

By applying the division and multiplication law of exponents for powers of the same base to the given algebraic expression, we would have the following simplified expression:

[tex](m^{\frac{4}{5}} \cdot m^{\frac{4}{5}} )^{-10}\\\\(m^{\frac{4}{5} +\frac{4}{5} } } )^{-10}\\\\(m^{\frac{8}{5} } )^{-10}\\\\(m^{\frac{8 \times -10}{5} } )\\\\(m^{\frac{-80}{5} } )\\\\m^{-16}[/tex]

1/m¹⁶

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Given: KBWN is a parallelogram with diagonals KW and BN intersecting at point H.
Prove:

An incomplete flowchart proof is shown.

Answers

By ASA congruency triangle KBH is congruent to triangle NWH.

Given that, KBWN is a parallelogram with diagonals KW and BN intersecting at point H.

From the given figure,

Consider ΔKBH and ΔNWH,

∠KHB=∠NHW (Vertically opposite angles)

∠HKB=∠HWN (Interior alternate angles parallelogram)

KH=HW (Diagonals bisect each other)

By ASA congruency ΔKBH ≅ ΔNWH

Therefore, by ASA congruency triangle KBH is congruent to triangle NWH.

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Find the quotient and express the answer in scientific notation. 302 ÷ (9.1 x 10^4 )

Answers

The  quotient of 302 ÷ (9.1 x [tex]10^4)[/tex] in scientific notation is approximately 3.31868131868 x [tex]10^1[/tex]

How to find the quotient

Dividing 302 by 9.1 gives:

302 ÷ 9.1 ≈ 33.1868131868

Now, to express this result in scientific notation, we need to move the decimal point to the appropriate position to create a number between 1 and 10. In this case, we move the decimal point two places to the left:

33.1868131868 ≈ 3.31868131868 x[tex]10^1[/tex]

Therefore, the quotient of 302 ÷ (9.1 x [tex]10^4[/tex]) in scientific notation is approximately 3.31868131868 x[tex]10^1[/tex]

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At LaGuardia Airport for a certain nightly flight, the probability that it will rain is 0.07 and the probability that the flight will be delayed is 0.18. The probability that it will not rain and the flight will leave on time is 0.8. What is the probability that it is raining if the flight has been delayed? Round your answer to the nearest thousandth.

Answers

The probability that it is raining if the flight has been delayed is 0.07, or 7%.

How to calculate the probability

We can use the following formula to calculate the probability that it is raining if the flight has been delayed:

P(Rain|Delayed) = P(Rain and Delayed) / P(Delayed)

We are given that P(Rain) = 0.07 and P(Delayed) = 0.18. We can also use the fact that P(Rain and Delayed) = P(Rain) * P(Delayed):

= 0.07 * 0.18

= 0.0126.

Substituting these values into the formula, we get:

P(Rain|Delayed) = 0.0126 / 0.18 = 0.07

Therefore, the probability that it is raining if the flight has been delayed is 0.07, or 7%.

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Find the greatest common factor of 21x^4 and 49x^3

Answers

The greatest common factor of two terms given as 21x⁴ and 49x³ is equal to  7x³.

To find the greatest common factor (GCF) of two terms, we need to find the highest factor that is common to both terms. In this case, we have 21x⁴ and 49x³.

To find the factors, we can break each term down into its prime factors:

21x⁴ = 3 * 7 * x * x * x * x

49x³ = 7 * 7 * x * x * x

The common factors are 7 and x³. To find the GCF, we multiply these common factors together:

GCF = 7  * x³

GCF = 7x³

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In a region of space there is an electric field 'E' that is in the z-direction and that has magnitude E = (747 N/(C*m))x. Find the flux for this field through a square in the xy-plane at z = 0 and with side length 0.370m . One side of the square is along the +x -axis and another side is along the +y-axis. Miles Davis' mid-60's quintet featured all of the following musicians excepta. Ron Carter.b. Wayne Shorter.c.Bud Powell if a call option has a strike price of $.45 and premium cost of $.03, and at the time of the exercise the spot rate is $.44, the logical choice is to let the option expire (and not exercise). a. true b. false In a survey of 150 students, 30 like baseball. In a population of 1000 students, how many would you expect to like baseball? evaluate the limit. lim(sin(13) cos(12) tan(14)) (use symbolic notation and fractions where needed. give your answer in vector form.) The hoop has a radius r = 300 mm. The coefficient of static friction between the hoop and the surfaces A and B is s = 0.2. Determine the maximum horizontal force P that can be applied to the 33-lb hoop without causing it to rotate. (b) proposition. suppose a, b, c z. if b does not divided ac, then b does not divide c. An increase in mean arterial blood pressure is observed after exercise. This is mainly due to:An increase in heart rateAn increase in systolic blood pressureA decrease in diastolic blood pressureAn increase in diastolic blood pressure homo erectus represents a different kind of hominin compared to the more ancient african predecessors. what is one of the primary reasons? A piece of lead loses 78. 00 J of heat and experiences a decrease in temperature of 9 oC. What is the mass of the piece of lead? The specific heat of lead is 0. 130 J/goC true/false. an electron remains in an excited state of an atom for typically 108s. Derivative e-1/x and 0 show that f0 =0 Is it correct yes or no Define and distinguish among positive correlation, negative correlation, and no correlation. How do we determine the strength of a correlation?Define positive correlation. Choose the correct answer below.A. Positive correlation means that both variables tend to increase (or decrease) together.B. Positive correlation means that there is a good relationship between the two variables.C. Positive correlation means that two variables tend to change in opposite directions, with one increasing while the other decreases.D. Positive correlation means that there is no apparent relationship between the two variables.Define negative correlation. Choose the correct answer below.A. Negative correlation means that there is no apparent relationship between the two variables.B. Negative correlation means that two variables tend to change in opposite directions, with one increasing while the other decreases.C. Negative correlation means that there is a bad relationship between the two variables.D. Negative correlation means that both variables tend to increase (or decrease) together.Define no correlation. Choose the correct answer below.A. No correlation means that there is no apparent relationship between the two variables.B. No correlation means that the two variables are always zero.C. No correlation means that both variables tend to increase (or decrease) together.D. No correlation means that two variables tend to change in opposite directions, with one increasing while the other decreases. some strains of e. coli have __________ allowing them to bind and then enter into epithelial cells of the urethra. 23 Which conclusion is best supported by the data from this chart?A Romans controlled trade with East Africa.B Song China had extensive trading links.C Bantu migrations influenced the distribution of East African coins.D East African city-states traded directly with Northern Europe. Identify and discuss three stressors that matriculants experienced in 2021 due to load shedding true or false: scientists have found that adolescents' brains undergo minimal structural changes. the taconic, acadian, and alleghenian orogenic events all led to uplift hte region of the modern. true or false? discuss the differences of how epidemiology applies to infectious diseases as compared to chronic diseases.