which of the following recursive formulas represents the same arithmetic sequence as the explicit formula an= -2 + (n-1)3?

Which Of The Following Recursive Formulas Represents The Same Arithmetic Sequence As The Explicit Formula

Answers

Answer 1

Answer: C.[tex]\left \{ {{a1=-2} \atop {an=a(n-1)+3}} \right.[/tex]

because it is the arithmetic progression with d = 3

=> a(n) = a1 + (n - 1).3

so, have: a1 = -2

               an = a(n-1) + 3

Step-by-step explanation:


Related Questions

There are 2.54 centimeters in 1 inch. There are 100 centimeters in 1 meter.

To the nearest meter, how many meters are in 474 inches?

Answers

12.04 meters is 474 inches so 12 would be closest

f(x)=5x−3 evaluate the function

Answers

if x=2. 5x2=10. 10-3=7. if input 2,output 7

Help me please I’d really appreciate it right now .

Answers

Answer:

sales tax is $0.6

total cost is $20.60

Step-by-step explanation:

20*0.03=0.6

20*1.03=20.6

What is a equation of a line perpendicular to -x+2=y that intersects the line at (-1.5,3.5)

Answers

Answer:

y= x + 5

Step-by-step explanation:

i took the test

write an equation of the line that passes through the given points. (3, 1), (0, 10)​

Answers

Answer:

y = -3x + 10

Step-by-step explanation:

The image below shows proof that the equation y = -3x + 10 is the line that passes through the points (3, 1) and (0, 10).

Hope this helps! :)

Step-by-step explanation:

Make a graph and mark the points take the first number of each point and multiply them and your answer is three x.

Hey honey text me back please?

Write down the number of lines of symmetry of this hexagon

Answers

Answer:

a) 1

b) 5

c) isosceles

Step-by-step explanation:

a) 1

b) 5

c) isosceles

Thank you

Please answer !!!!!!!!!!!! Will mark Brianliest !!!!!!!!!!!!!!!!

Answers

Answer:

x = 55 degrees

Step-by-step explanation:

180 - 164 = 16. 16 + 109 = 125. A triangle's angles should add up to 180, so to find the value of x, subtract 180 by 125 and you'll get 55.

Answer:55

Step-by-step explanation:

Steps below

solve for x. x2-3[x-2]-4x=​

Answers

-5x+6
....................................

What is the value of the expression below when z=3 and w =2
10z+ 5w

Answers

10(3) + 5(2)

30 + 10

40

40 is your answer!
10 x 3 = 30

5 x 2 = 10

10+30= 40

The answer is 40

What is the equation, in slope-intercept form, of the perpendicular bisector of the given line segment?
y = One-thirdx
y = One-thirdx – 2
y = 3x
y = 3x − 8

Answers

Complete Question:

The given line segment has a midpoint at (3, 1). On a coordinate plane, a line goes through (2, 4), (3, 1), and (4, -2).

What is the equation, in slope-intercept form, of the perpendicular bisector of the given line segment?

Answer:

[tex]y = \frac{1}{3}x[/tex]

Step-by-step explanation:

From the question, we understand that the line goes through [tex](2, 4), (3, 1), and\ (4, -2).[/tex]

First, we calculate the slope of the above points

[tex]m = \frac{y_2 - y_1}{x_2 - x_1}[/tex]

Where

[tex](x_1,y_1) = (2,4)[/tex]

[tex](x_2,y_2) = (3,1)[/tex]

[tex]m = \frac{1 - 4}{3 - 2}[/tex]

[tex]m = \frac{-3}{1}[/tex]

[tex]m = -3[/tex]

Also; from the question, we understand that the line segment is perpendicular to the above points.

This slope (m2) of the line segment is calculated as:

[tex]m_2 = -\frac{1}{m}[/tex]

Substitute -3 for m

[tex]m_2 = -\frac{1}{-3}[/tex]

[tex]m_2 = \frac{1}{3}[/tex]

Lastly, we calculate the equation of the line using:

[tex]y - y_1 = m_2(x - x_1)[/tex]

The line segment has a midpoint at (3, 1)

So:

[tex]y - 1 = \frac{1}{3}(x - 3)[/tex]

Open bracket

[tex]y - 1 = \frac{1}{3}x - 1[/tex]

Add 1 to both sides

[tex]y - 1 +1= \frac{1}{3}x - 1+1[/tex]

[tex]y = \frac{1}{3}x[/tex]

Hence, the equation of the line segment is: [tex]y = \frac{1}{3}x[/tex]

Answer:

A. y = One-thirdx

Step-by-step explanation:

2020 Edge


The gravitational ratio of the moon and the earth is 1:6 .If the weight of an object is 90N in the earth then find the weight of that object in the moon

Answers

Answer:

the weight of that object on earth is 90N

then on moon it will be 90/6 = 15N

Simplify. Use the distributive
property and combining like terms to
simplify each expression.
7. 5x + 2(x – 3),

Answers

Answer:

7x - 6

General Formulas and Concepts:

Pre-Algebra

Distributive Property

Algebra I

Combining Like Terms

Step-by-step explanation:

Step 1: Define

5x + 2(x - 3)

Step 2: Simplify

Distribute 2:                    5x + 2x - 6Combine like terms:       7x - 6

Combining like terms is a process where you combine the terms with the same variable and/or exponent.

Let's say that we have an expression 3p + 3q. We can't combine the like terms, because 3p and 3q have different variables.

Now, what is the distributive property?

The distributive property is a property used for multiplying a monomial by a binomial or trinomial by "distributing" the monomial. The distributive property has a formula, which is:

[tex]\sf{a(b+c)=ab+ac}[/tex]

Here, a got multiplied by b and c.

Similarly, we combine the terms:

[tex]\sf{5x+2(x-3)}[/tex]

Simplify:

[tex]\sf{5x+2x-6}[/tex]

Combine like terms:

[tex]\sf{7x-6}[/tex]

Hence, the simplified answer is 7x - 6.

(y - 4) (5y + 6) = 0
Find the solutions

Answers

Answer:

Y=4,-5/6

Step-by-step explanation:

Answer:

1. y=4

2. y= -6/5

Step-by-step explanation:

Plz help me plzzzz!!!!

Answers

Answer:

Definition of equilateral triangle

Step-by-step explanation:

All sides of equilateral triangles are equal.

what is the answer to 7x8(8/2)

Answers

Answer:

224

Step-by-step explanation:

1. first divide 8/2 in the parentheses which will give you 4

2. Then multiply 4 to 8 which will give you 32

3. finally multiply 32 to 7 which will give you an answer of 224

Katherine has a $10 gift certificate
for an online store. She chose a pair
of shoes that cost $32.78, and a
dress that cost $27.24. Shipping is
$5.22. If she uses her gift certificate,
what amount will she need to pay?

Answers

Answer:

Katherine will pay $55.24.

Step-by-step explanation:

32.78 + 27.24 + 5.22

= 65.24

65.24 - 10

= 55.24

Katherine will pay $55.24.

I hope this helped and if it did I would appreciate it if you marked me Brainliest. Thank you and have a nice day!

What is the area???????

Answers

Answer: 56mm

Step-by-step explanation:

A=(a+b)/2 x h

A=(4+12)/2 x 7

A=16/2 x 7

A=8 x 7

A= 56mm

Multiplying in any order results in the same product is called
the
Property. *
Distributive
Associative
Commutative
O Additive Inverse

Answers

Answer:

C) commutative

Step-by-step explanation:

Example: a x b = b x a

a reindeer leaves the north pole flying east at 20mph. Another reindeer leaves the north pole at the same time flying west at 15mph. How long will it take them to be 700miles apart?​

Answers

Answer: well if they leave at the same time and one leaves 5mph faster than the other then...

Step-by-step explanation: ... it will take 15 hours for them to be 700 miles apart

What is the sum of the interior angles of a 14 sided polygon?

Answers

Answer:

2160 degrees

Step-by-step explanation:

The general equation to find the sum of interior angles in a polygon is;

[tex](n - 2) * 180[/tex]

Where "n" is the sides of the polygon.

Substitute in 14 for "n"

( 14 - 2 ) * 180

Solve;

( 14 - 2 ) * 180

12 * 180

2160

The formula for calculating the sum of interior angles is ( n − 2 ) × 180 ∘ where is the number of sides. All the interior angles in a regular polygon are equal.

Therefore we do (14-2)*180 which is 2160 degrees .

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Answers

Answer:

x = 21

y = 114

Step-by-step explanation:

Here, we are to find the values of x and y

Mathematically;

3x - 15 + 6x + 6 = 180

reason for this is that opposite interior angles are supplementary, they add up to 180

9x-9 = 180

9x = 180 + 9

9x = 189

x = 189/9

x = 21

Also;

3x-15 + y + 18 = 180

Reason for this is that angles on a straight line are supplementary

Recall, x = 21

3(21)-15 + y + 18 = 180

63-15 + y + 18 = 180

y = 180-66

y = 114 degrees

7. Where is most of the Earth’s supply of water found?
A. in rivers
B. in lakes
C. in glaciers and icecaps
D. in the ground

Answers

This is approx values. So out of these options you’d say, in glaciers and icecaps.

Ocean water: 97.2 percent
Glaciers and other ice: 2.15 percent
Groundwater,: 0.61 percent
Fresh water lakes: 0.009 percent
Inland seas: 0.008 percent
Soil Moisture: 0.005 percent
Atmosphere: 0.001 percent
Rivers: 0.0001 percent.

Find the slope and the y-intercept of the graph of y=4x−5.

Answers

Hi!

The equation we're working with is in slope-intercept form:

[tex]\diamondsuit~\boldsymbol{y=mx+b}[/tex]

Where:

[tex]\diamondsuit[/tex] [tex]\boldsymbol{m- > slope}[/tex]

[tex]\diamondsuit~\boldsymbol{b- > y-intercept}[/tex]

Therefore,

[tex]\stackrel{\heartsuit}{\boxed{\boxed{\textsc{Answers:}\begin{cases}\bold{Slope:4}\\\bold{-5}\end{cases}}}}[/tex]

Cheers!

I hope that helped, have a wonderful rest of your day! :)

The slope of the line is 4 and the y-intercept of the line is -5.

What is an equation of the line?

An equation of the line is defined as a linear equation having a degree of one. The equation of the line contains two variables x and y. And the third parameter is the slope of the line which represents the elevation of the line.

The general form of the equation of the line:-

y = mx + c

m = slope

c = y-intercept

Slope = ( y₂ - y₁ ) / ( x₂ - x₁ )

The given equation of the line is y = 4x - 5. Compare the equation with the general form of the equation,

y = mx + c

y = 4x - 5

Slope m = 4

Y-intercept = -5

Therefore, the slope of the line is 4 and the y-intercept of the line is -5.

To know more about an equation of the line follow

https://brainly.com/question/18831322

#SPJ2

find the missing side length ​

Answers

Answer:

The length of the missing side is

[tex]4 \sqrt{5} \\ if \: you \: want \: it \: not \: simplified \: it \: would \: be \: \\ \sqrt{80} [/tex]

Step-by-step explanation:

You could do Pythagorean theorem which is:

[tex] {a}^{2} + {b}^{2} = {c}^{2} \\ {8}^{2} + {4}^{2} = {c}^{2} \\{64} + {16} = {c}^{2} \\ \sqrt{80} = {c}^{2} \\ 4\sqrt{5} = c[/tex]

Use the order of operations to simplify 5(3 1/5 + 2 4/5) - 0.6.

A. 29.4
B. -16
C. 23 2/5
D. 30.6​

Answers

Answer:

A.  29.4

Step-by-step explanation:

5(3 1/5 + 2 4/5) - 0.6

5(6) - 0.6                                      parenthesis

30 - 0.6                                        multiplication

29.4                                              subtraction

The answer is A. 29.4!!!

Which statement about 272° is correct?

A. tan 272° < 0
B. sin 272° > 0
C. cos 272° < 0

Answers

Answer:

tan 272 < 0 is the correct answer

Step-by-step explanation:

Firstly, we need to understand the quadrant in which we have the angle

Mathematically, angle 272 is on the 4th quadrant

On the 4th quadrant, only the cosine value is positive, sine and tangent values are negative

Hence, we have that tan 272 < 0

is the correct answer

Answer: A. tan 272° < 0

Step-by-step explanation:

Ap3x Approved

Use the Pythagorean Theorem to find the length of the hypotenuse in the triangle shown below.
16
30

Answers

Answer:

the answer is 34.

Step-by-step explanation:

the Phythagorean theorem is a^2 + b^2 = c^2.

I hope this helped and if it did I would appreciate it if you marked me Brainliest. thank you and have a nice day!

Write a logarithmic function that represents the following transformations applied to the parent function: Reflection over the y-axis, a vertical stretch by a factor of (5/3) a transformation right 2 units, and a transformation down 6 units.

Answers

Answer:

Original function;

y = logbX

Transformation;

y = -5/3logb(x + 2) - 6

Step-by-step explanation:

General form of a logarithmic function is given below;

y = logb X (log to base b)

Reflection over the y-axis

y value remains same, x becomes negative

y = - logb X

Vertical stretch by a factor of 5/3

This means that we multiply the whole function by 5/3

That will be;

y = -5/3logbX

Transformation right 2 units

This means that we add the value of 2 to the x-axis value

y = -5/3logb(x + 2)

transformation down 6 units

This means that we subtract 6 from the total y value

y = -5/3logb(x + 2) - 6

find the ratio of 5m to 11m in simple ways

Answers

Answer:

5m to 11m simplified to a ratio would be 5:11.

Step-by-step explanation:

To calculate ratios, try to think of them as fractions instead.

When a ration is expressed in the "a to b" form, you can actually treat it as [tex]\frac{a}{b}[/tex]!

As an example, the ratio of 1 to 2 would be [tex]\frac{1}{2}[/tex]. and the ration of 5 to 9 would be [tex]\frac{5}{9}[/tex].

Hence, the ration of 5m to 11m would be [tex]\frac{5m}{11m}[/tex], which when simplified equals to [tex]\frac{5}{11}[/tex].

Now, we can do the opposite to the fraction! For example, [tex]\frac{10}{19}[/tex] would be equal to 10:19!

Hence, 5m to 11m simplified to a ratio would be 5:11!

Hope this helped!

Use the polygon on the coordinate plane to complete the statements. This polygon is a The length of side RV The length of side ST ​

Answers

Answer:

pentagon

is 14 units

cannot be determined

Step-by-step explanation:

Answer:

Step-by-step explanation:

Use the polygon on the coordinate plane to complete the statements. This polygon is a The length of - Brainly.com

yw thanks for the points have a nice day :}

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