Evaluate a1 (r)^n-1 for a1 = 2, r= 3, and n = 4.
A. 216
B. 18
C. 32
D. 54

Evaluate A1 (r)^n-1 For A1 = 2, R= 3, And N = 4.A. 216B. 18C. 32D. 54

Answers

Answer 1

Answer:

[tex]54[/tex]

Step-by-step explanation:

[tex] a_1 {r}^{n - 1} \\ 2 \times {3}^{4 - 1} \\ 2 \times {3}^{3} \\ 2 \times 3 \times 3 \times 3 \\ 2 \times 9 \times 3 \\ 18 \times 3 \\ = 54[/tex]

Hope this helps you.

Let me know if you have any other questions :-):-)


Related Questions

Today is Saturday. What day of the week will it be in 3724 days?

Answers

Answer:

It is still going to be Saturday

Step-by-step explanation:

Because 3724 can be divided by 7

Since the remainder is 0, it's the same day:

Saturday

Answer:

saturday

Step-by-step explanation:

Devin owes $26,000 in students loans for college. The interest rate is 8.75% and the loan will be paid off over 15 years. How much will Devin pay altogether?

Answers

Using simple interest, it is found that Devin will pay $60,125 altogether.

The amount paid in simple interest is:

[tex]A = P(1 + rt)[/tex]

In which:

P is the principal.r is the interest rate, as a decimal.t is the time, in years.

In this problem:

Owes $26,000 in student loans, thus [tex]P = 26000[/tex]Interest rate of 8.75%, thus [tex]r = 0.0875[/tex]Paid off in 15 years, thus [tex]t = 15[/tex].

The amount he will pay is of:

[tex]A = P(1 + rt)[/tex]

[tex]A = 26000[1 + 0.0875(15)][/tex]

[tex]A = 60125[/tex]

Devin will pay $60,125 altogether.

A similar problem is given at https://brainly.com/question/13176347

4. (02.06 MC)
Simplify (8 + 7i) + (2 – i). (6 points)
O 10 + 61
O 16
O4
O 10 + 81

Answers

Answer:

10 +6i

Step-by-step explanation:

(8 + 7i) + (2 – i)

Combine like terms

8+2  + 7i -i

10 +6i

Answer:

Option A 10+6i

Step-by-step explanation:

(8+7i) + (2-i)8+7i + 2-i8+2+7i-i10+6i

What is the volume?I don’t know what it is and I need help

Answers

Answer:

33.51

Step-by-step explanation:

π× r.... 3.142 ×2 = 6.284

180/6.284 =28.644

What is the slope of this line?


34

−3

4

−34

Answers

Answer:

slope = -2/3

Step-by-step explanation:

BECAUSE IT IS

The slope of this line is -3/4

I NEED HELP ASAP PLS!!!!!!!!!!!

Answers

Answer:

-2x-0.7

Step-by-step explanation:

for me that is the best answer

Solve four-tenths plus four ninths

Answers

Answer:

[tex]\frac{38}{45}[/tex]

Step-by-step explanation:

[tex]\frac{4}{10} +\frac{4}{9}[/tex]

So first you need to have a common denominator (the number on the bottom)

The least common denominator (LCD) would be 90.

So then the fractions would be: [tex]\frac{36}{90} +\frac{40}{90}[/tex].

Add.

You get: [tex]\frac{76}{90}[/tex]

Simplify and the answer is [tex]\frac{38}{45}[/tex]

If a new car is valued at $20,600 and 8 years later it is valued at $7000, then what is the average rate of change of its value during those 8 years?

Answers

The average rate would be 2.9 because 20,600 divided by 7000 is 2.9

What is the lcm of the numbers below will give you brainleist

Answers

i took this exam and the answer is c.25,200

what is happening in this graph from point b to c?

Answers

Answer:

at o to a the speed increases from a to b the speed is constant the from b to c the speed is decreasing there is a stop from c to d the speed increases at d to e going constant again at e to f

Step-by-step explanation:

Write the point slope form of a line that passes through (1,-5) and is perpendicular to a line with a slope of 1

Answers

Answer:

y + 5 = -1 (x - 1)

Step-by-step explanation:

y = -1

y + 5 = -1 (x - 1)

what percent of 38 = 36.1

Answers

Answer:

Solution for What is 38 percent of 95: 38 percent *95 = (38:100)*95 = (38*95):100 = 3610:100 = 36.1. Now we have: 38 percent of 95 = 36.1.

Step-by-step explanation:

Answer:

percent grade

89%, 70%, 60%

Step-by-step explanation:

2, 98.2, 2/8, 4/6

Which property can be used to show that if 3a = 4b, then 4b = 3a?

Multiple choice question.

A)
Symmetric Property of Equality

B)
Reflexive Property of Equality

C)
Substitution Property of Equality

D)
Transitive Property of Equality

Answers

Answer:

Hello your answer should be A symmetric property

Step-by-step explanation:

hope this helps

Symmetric property of equality to show that 3a = 4b, then 4b = 3a?

What is symmetric property of equality?

The symmetric property of equality is a simple property that says we can interchange the sides of an equation without changing the truth-value of the equation. That is, if a = b, then b = a. Each side of the equation can be thought of as the mirror image of the other

We have the following information available from the question is:

We have to determine the which property can be used to show that if 3a = 4b, then 4b = 3a

Now, According to the question:

3a = 4b

4b = 3a (both are equal)

This property is used to simplify the equations, to reverse the equations, and also for proofs in numerical and non-numerical logic.

Learn more about Symmetric property of equality at:

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Find the area of the figure. (Sides meet at right angles.)
15 yd
9 yd
9yd
5 yd
5 yd
5 yd
4 yd
4 yd

Answers

Answer:

115 square yards

Step-by-step explanation:

yeah-ya....... right?

The area of the figure is 115 yd².

What is a rectangle?

A rectangle is a two-dimensional shape where the length and width are different.

The area of a rectangle is given as:

Area = Length x width

We have,

A figure:

This can be assumed to have two rectangles and one square.

Two rectangles are equal with dimensions:
Length = 9 yd

Width = 5 yd

The square has side = 5 yd.

Now,

Area of the figure.

= 2 x area of rectangle + area of the square

= 2 x (length x width) + side²

= 2 x (9 x 5) + 5²

= 2 x 45 + 25

= 90 + 25

= 115 yd²

Thus,

The area is 115 yd².

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If g(3) = 5 and g(-1) = 5, explain why g(x) does not have an inverse.

Answers

g(x) cannot have an inverse because it gives the same output value for two individual input values.

In this case, g(x) is 5 when x is both 3 and -1. Hence, g(x) does not have an inverse.

Let me know if you have any questions, thanks!

SOMEONEEE PLZ HELP 20 POINTS

JUST NEED HELP IN THE LAST4

Answers

Answer:

where is your questions

what percent of 60 is 15? Please help 10points

Answers

25% of 60 is 15

If divide 15 by 60 we find that it is eqyivalent to the ratio of 1/4. 1/4 is the same as 25%.

Answer:

25%

Step-by-step explanation:

25% means one fourth. 15 is exactly 1/4, or 25% of 60.

Hope it helps you! :)

[tex]GraceRosalia[/tex]

Find the radius of the cone.​

Answers

Answer:

Radius = 6

Step-by-step explanation:

The volume of a cone is V= pi*r^2*h/3

In this case, h=18 in.

Volume= 216pi in^3

So all you need to do is plug in and solve.

216pi = pi*r^2 *6

36=r^2

r=6

Radius of cone is 6 in.

What is cone?

A cone is a shape created by connecting all the points of a circular base (which does not contain the apex) to a common point known as the apex or vertex using a series of line segments or lines.

Given that;

Volume of cone =  216π in³

Height = 18 in

Since we know that,

The volume of a cone is V= πr²h/3

Therefore plug the values,

⇒216π = πr²(18)/3

⇒    36 = r²

⇒       r = 6 in

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Jason, murray, and dana went fishing. Dana caught a red snapper. Jason caught a tuna with a weight 3 times as great as the weight of the red snapper. Murray caught a sailfish with a weight 12 times as great as the weight of the red snapper. If the combined weight of the three fish was 208 pounds, how much did the tuna weigh?

Answers

Answer:

Tuna = 39 pounds

Red Snapper 13 pounds

Sailfish = 156 pounds

Step-by-step explanation:

T = 3x

RS = x

S = 12x

3x + x + 12x = 208

16x = 208

x = 208/16

x = 13

Tuna = 3(13)=39

Red Snapper = 13

Sailfish = (12)(13) = 156

Lin and han ran a 5 mile relay race as a team. They each ran the same distance

Answers

Answer:

They ran 2.5 miles each.

Step-by-step explanation:

5/2=2.5

2.5+2.5=5

Which one is the answer!

Answers

the third option, or option C.

-5^2 - (-5)^2 PLS SOLVE FAST!!!!! I WILL GIVE BRAINLIST...... BUT I NEED ANSWER CORRECT

Answers

Answer: -50

Step-by-step explanation:

Explain why every square is a quadrilateral. Choose the correct answer below.

A.Every square is a quadrilateral because it is a polygon in which opposite angles have the same measure.
B.Every square is a quadrilateral because it is a polygon with exactly one pair of parallel sides.
C.Every square is a quadrilateral because it is a​ four-sided polygon.

Answers

C.

To be a quadrilateral the shape just needs to have 4 edges (sides) and 4 vertices (angles). Answer A would be incorrect because the angles opposite to each other so not have to have the same measure. Answer B would be incorrect because you do not have to have parallel sides to be considered a Quadrilateral.

A basketball player made 40% of the shots she attempted, if she attempted 60 shots how many did she make?
Pls help ASAP

Answers

Answer:

80 shots were taken by the basketball player

Step-by-step explanation:

Answer:

she made 20 shots 40% of 60 is 20

Simplify 4 + (−3 − 8).
options:


−15


−7


7


15

Answers

Answer:

B: -7

Step-by-step explanation:

-3-8=-11

4+-11

or

-11+4=-7

Answer:

-7

Step-by-step explanation:

Im not a good explainer more of a mental math genuis and a bad teacher

Find the next two terms in the geometric sequence shown below.
4.-12, 36, -108
A. -324, -972
B. -324, 972
C. 324, -972
D. -432, 1,728

Answers

Answer:

Answer is: C. 324, -927

Hope this helped. A brainliest would be very much appreciated. (I need 3 brainliest so I can level up) :)

Answer:

d. -432, 1,728

complete the table and sketch the graph​

Answers

Answer:

where's the picture?

Step-by-step explanation:

can I have the pic po

find the slope -1/2 1/2 -2 2

Answers

Answer:

the slope: 2

Equation : y=2x-4

Answer:

-2

Step-by-step explanation:

use the rise over run equation: your rise is 8 and your run is -4

your first y is 4 and your second y is -4: 4 - (-4) is 8

your first x is -4 and you second x is 0; -4 - 0 is -4

dividing 8 by -4 will give you -2, which is your slope

4x = 16.
What is the best action to use to solve
And the property that justifies that action

Answers

Answer:

[tex]\sf\longmapsto \: x = 4[/tex]

Step-by-step explanation:

[tex]\sf\longmapsto \: 4x = 16[/tex]

[tex]\sf\longmapsto \: x = \frac{16}{4} [/tex]

[tex]\sf\longmapsto \: x = 4[/tex]

PLEASE HELP ME ITS ALGEBRA THANK YOUUUU

Answers

Answer:

722 kg

Step-by-step explanation:

551:29=x:38

551*38=29x

20938/29=x

x=722 kg

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