This table gives the value of an investment for the first 14 years after the initial investment was made. The data can be modeled using an exponential function.

Years 2 4 6 8 10 12 14
Investment value $692 $952 $1,304 $1,813 $2,316 $3,256 $4,718
Based on the data, which amount is closest to the value of the investment 18 years after the initial investment? PLS HURRY I NEED THIS ANSWERED NOW, WILL GIVE 95 POINTS

Answers

Answer 1

Answer:

General form of an exponential equation: [tex]y=ab^x[/tex]

where:

a is the initial valueb is the growth factorx is the independent variabley is the dependent variable

Let x = years

Let y = investment value

Use (2, 692) and (4, 952) to find a and b of the exponential equation:

[tex]ab^2=692[/tex]

[tex]ab^4=952[/tex]

[tex]\implies \dfrac{ab^4}{ab^2}=\dfrac{952}{692}[/tex]

[tex]\implies b^2=\dfrac{238}{173}[/tex]

[tex]\implies b=\sqrt{\dfrac{238}{173}}=1.17\:\textsf{(nearest hundredth)}[/tex]

[tex]\implies ab^2=a\left(\dfrac{238}{173}\right)=692[/tex]

[tex]\implies a=\left(\dfrac{59858}{119}\right)=503.01\:\textsf{(nearest hundredth)}[/tex]

Therefore, the exponential equation is:

[tex]y=503.01(1.17)^x[/tex]

18 years after the initial investment is when [tex]x=18[/tex]:

[tex]\implies 503.01(1.17)^{18}=8490[/tex]

Therefore, the amount closest to the value of the investment 18 years after the initial investment is $8490

(If you use the exact values for a and b rather than the rounded values, the amount is $8879)


Related Questions

help me please need help​

Answers

Answer:

Step-by-step explanation:

Hypotenuse:  The longest side in the triangle and it is opposite to 90°

Opposite Side: The side oppoiste to the angle.

Adjacent side: The side next to the angle.

First find 'c' using Pythagorean theorem,

c² = 9² + 12²

    = 81 + 144

    = 225

c =√225

c = 15

[tex]\sf \ Sin \ \theta = \dfrac{opposite \ side \ of \ \theta}{hypotenuse}= \dfrac{12}{15}[/tex]

[tex]\sf \ Cos \ \theta = \dfrac{adjacent \side \ of \ \theta}{hypotenuse}= \dfrac{9}{15}\\\\ Tan \ \theta= \dfrac{opposite \ side \ of \ \theta}{adjacent \ side \ of \ \ theta}= \dfrac{12}{9}[/tex]

[tex]\sf \ Csc \ \theta= \dfrac{hypotenuse}{opposite \ side \ of \ \ theta}= \dfrac{15}{12}\\\\\ Sec \ \theta = \dfrac{hypotenuse}{adjacent \ side \ of \ \theta}= \dfrac{15}{9}\\\\Cot \ \theta= \dfrac{adjacent \ side \ of \ \theta}{opposite \ side \ of \ \theta}= \dfrac{9}{12}[/tex]

[tex]\sf \ Sin \ \alpha = \dfrac{opposite \ side \ of \ \alpha \theta}{hypotenuse}= \dfrac{9}{15}[/tex]

[tex]\sf \ Cos \ \alpha = \dfrac{adjacent \side \ of \ \alpha }{hypotenuse}= \dfrac{12}{15}\\\\ Tan \ \alpha = \dfrac{opposite \ side \ of \ \alpha }{adjacent \ side \ of \ \ theta}= \dfrac{9}{12}[/tex]

[tex]\sf \ Csc \ \alpha = \dfrac{hypotenuse}{opposite \ side \ of \ \alpha }= \dfrac{15}{9}\\\\\ Sec \ \alpha \theta = \dfrac{hypotenuse}{adjacent \ side \ of \ \alpha }= \dfrac{15}{12}\\\\Cot \ \alpha = \dfrac{adjacent \ side \ of \ \alpha }{opposite \ side \ of \ \alpha }= \dfrac{12}{9}[/tex]

Write the decimal in standard form.
seventy-three thousandths

Answers

7300

7×10³+3×10²+0×10¹+0×10⁰

please give me brainliest

The graph of a linear equation has a slope of 4 and an x-intercept at (2, 0). What is the y-intercept of the graph?

Answers

Answer:

y-intercept = -8

Step-by-step explanation:

Slope-intercept form of a linear equation: y = mx + b

(where m is the slope and b is the y-intercept)

Given:

slope (m) = 4point (x₁, y₁) = (2, 0)

Substituting the given values into the slope-point form of a linear equation:

[tex]\sf y-y_1=m(x-x_1)[/tex]

[tex]\implies \sf y-0=4(x-2)[/tex]

[tex]\implies \sf y=4x-8[/tex]

Comparing the final equation with the Slope-intercept form of a linear equation, we can see that the y-intercept is -8

What’s The Answer Of This? Please Help

Answers

Answer:

x = 85°

y = 45°

Step-by-step explanation:

For x, a line measures 180°, so subtract 95° from 180° to get 85°.

For y, all the angles in a triangle measure to 180°, and since we know x, add it to 50° and subtract it from 180°. 85° + 50° = 135°, and 180° - 135° = 45°

Answer:

x = 85

y = 45

Step-by-step explanation:

for x, angles on a straight line add up to 180 so 95 + x = 180 then evaluate for x

for y, angle in a triangle add up to 180 so 50+85 (as evaluated for x) +y= 180 and evaluate for y

Laura has a set of 16 books. Each book in the set weighs the same. One book has a weight of 0.8 kilograms (kg). Laura wants to find the total weight, w, of the set of books. What is the equation and solution shows the total weight(w) of the set of books?

Answers

Answer:

12.8kg

Step-by-step explanation:

1 book =0.8kg

16 books=16*0.8kg

which is equal to 12.8kg

If you borrow $700 for 5 years at
an annual interest rate of 7%, how
much will you pay altogether?

Answers

The amount you would pay altogether if you borrow $500 for  5 years at

an annual interest rate of 7% is $945.

How much would you pay altogether?

The amount you would pay altogether is the sum of the amount borrowed and the interest.

Total value of the debt = interest + amount borrowed

Interest = $700 x 7% x 5 = $245

Total value of the debt = $245 + $700 = $945

Joan must save at least $500 to open a savings account. She saves $80 each month toward her goal. What is the fewest number of months before Joan can open the account?

A. 5 months
B. 6 months
C. 7 months
D. 8 months

Answers

500 divided by 8 is 6.25 ( 6 months and 25 days) so he answer round to the nearest digit is 6 so the answer is B (6 months)

HELP!!!!
Find the inverse of f(x)=5x-4.
The inverse of f is g(x)= ?

Answers

If g(x) is the inverse of f(x), then by definition of inverse function,

f(g(x)) = g(f(x)) = x

Given that f(x) = 5x - 4, we have

f(g(x)) = 5 g(x) - 4 = x

Solve for g(x) :

5 g(x) - 4 = x

5 g(x) = x + 4

g(x) = (x + 4)/5

HELPPPPPPPPPPPPPPPPPPPPPPPPPPPPpppppp

Answers

Answer:

Step-by-step explanation:

y = -x - 2

3x + 3y = 6

3x + 3(-x - 2) = 6

3x - 3x - 6 = 6

0x - 6 = 6

0 = 12

SOLUTION DNE (∅)

I hope this helps!

Please help? This is complicated​

Answers

D,

You basically see if statements are correct or not. Remember this is sample, sample is portion of population so if everything is dome correctly, the results of sample will also display the results of population +- error (standard deviation). So you can just use the sample results to answer questions about the population.

A is correct because social studies has 4 students and reading has 8. Math has twice.
B is correct because reading has 2 and math has 8. Reading is one fourth of math 8*1/4 = 8/4=2.
D is NOT correct because math is 8, social studies is 4. Math is not half of social studies. Social studies is half of math.

Elaine drives her car 70 miles and has an average of a certain speed. If the average speed had been 3mph more, she could have traveled 77 miles in the same length of time. What was her average speed

Answers

Answer:

30 miles/hr

Step-by-step explanation:

d / r  = time     distance divided by rate = time

70 / r   = time     and    77/(r+3 ) = time       r = her original average speed

 'time' is the same for both so we can equate the equations

70/r = 77/(r+3)     cross multiply

70r + 210 = 77r

7r = 210

r = 30 m/hr

Rectangle ABCD is rotated by 90 degrees clockwise about the origin then translated 3 units left and 2 units down to form A'B'C'D


What is the length, in units of line segment A'B' in the resulting figure?

Answers

The length in units of the line segment A'B' in the resulting figure is the same as the length of line segment AB in the previous rectangle.

Translation of shapes in the Cartesian plane

Form the task content;

It follows that the initial rectangle A is only translated and hence, the size of each of its sides remains constant.

The translation which occurs on the rectangle only shifts the whole rectangle leftward and downward and hence, each line segment in the rectangle still retains its length.

Read more on translation in the Cartesian plane;

https://brainly.com/question/5471952

For a class project, Mr. Turner has 350 sheets of paper to offer to his students. The paper comes in a variety of. The table shows the number of sh eets of each color. Which equation would I use? Please help fast! I’ll respond

Answers

Answer:

B

Step-by-step explanation:

Is the correct answer

uuuhhhhhhhhh.....
The probability that an event will occur is fraction 2 over 3 . Which of these best describes the likelihood of the event occurring?

Likely

Certain

Unlikely

Impossible




STOP DELETING MY FREAKIN QUESTIONS

Answers

Answer:

Likekly

Step-by-step explanation:

P(particular event) = [tex]\frac{2}{3}[/tex]

Out of 3, 2 is success. so, it is likely

Jaylen bought j crackers and combined them with Marvin m crackers they then split the crackers equally among 7. Type an algebraic expression that represent the verbal expression

Answers

Answer:

Gimme brainliest

Step-by-step explanation:

ip grabber goated

Hey there! Can anyone help me out with this? I need help with both of these. Will give brainliest! :D

Answers

[tex]area = length \times width[/tex]

____________________________________________

c .

[tex]area = \frac{3}{8} \times \frac{4}{5} \\ [/tex]

[tex]area = \frac{4 \times 3}{4 \times 2 \times 5} \\ [/tex]

[tex]area = \frac{3}{2 \times 5} \\ [/tex]

[tex]area = \frac{3}{10} \: \: {cm}^{2} \\ [/tex]

_____________________________________________

d.

[tex]area = \frac{1}{4} \times \frac{3}{7} \\ [/tex]

[tex]area = \frac{3}{28} \: \: {m}^{2} \\ [/tex]

(will mark brainlist )
a=&b=-6.C=13
a=-6.5=-8. C=13
a=-6.5=-S.C=-13
a=-&b=-6.C=-13

Answers

Answer:

A)  8, -6, 13

Step-by-step explanation:

See attached image.

Simplify by combining like terms:

n − 10 + 9n − 3

Answers

Answer:

10n-13

Step-by-step explanation:

10n-13 is the answer

x is an integer.
The Lowest Common Multiple (LCM) of x and 12 is 120
The Highest Common Factor (HCF) of x and 12 is 4
Work out the value of x

Answers

Since 120 = 12 • 10 and LCM(x, 12) = 120, these suggest x is some multiple of 10.

HCF(x, 12) = 4 tells us that x is a multiple of 4.

If x is a both a multiple of 4 and 10, then the smallest x that fits both conditions is 4 • 10 = 40. (-40 also satisfies the criteria.)

The value of x for which the LCM and HCF of x and 12 are 120 and 4 respectively is 40.

What do we mean by Lowest Common Multiple (LCM) and Highest Common Factor (HCF)?

The Lowest Common Multiple (LCM) of the numbers is the smallest common multiple of the given numbers.

The Highest Common Factor (HCF) of the numbers is the greatest factor of the given numbers.

In the case of two numbers, the product of LCM and HCF is equal to the product of the numbers.

How do we solve the given question?

We are given two numbers, x and 12.

Their LCM and HCF are 120 and 4 respectively.

We are asked to find the number x.

For two numbers, we know that the product of two numbers is equal to the product of their HCF and LCM.

∴ x*12 = 120*4

or, 12x = 480

or, x = 480/12

or, x = 40.

∴ The value of x for which the LCM and HCF of x and 12 are 120 and 4 respectively is 40.

Learn more about HCF and LCM at

https://brainly.com/question/21504246

#SPJ2

PLEASE HELP!!! I have no idea how to solve for this

m1=

Answers

Answer:

mAngle 1 = 40°

Step-by-step explanation:

You can use Corresponding Angles to directly state Angle1 is 40°. If you have to prove it you can show that the horizontal lines are parallel bc they are both perpendicular to the same line (the vertical line in the middle)

OR...

Use vertical angles and supplementary angles to find all the six pack of angles right in the middle of the diagram. 40°, 50°, 90°, 40°, 50° 90° And the use the idea that a triangle's three angles must add up to 180°.

90+50+Angle1=180

140 + Angle1 = 180

Angle1 = 40°

a , b , c , d ???????????

Answers

Answer:

c

Step-by-step explanation:

if this is wrong im sorry...

Katie went to a craft store to purchase the supplies she needed to make two types of jewelry. The table shows the cost of supplies Katie needed. Katie purchase the exact amount of supplies to make 1 bracelet and 2 necklaces.

Part A Write an expression to determine the cost of supplies to make 1 bracelet.​

Answers

Answer: 25($0.05)+4($0.45)

Cost of bead +cost of charm needed for 1bracelet

Step-by-step explanation: If you need to break it down further,

$1.25+$1.8=$3.03.05

A car dealership offers two types of discounts.

Discount 1: Take 5% off the original price of a care built last year and then receive a $3,500 rebate.
Discount 2: Take 10% off the original price of a car built this year and then receive a $1,250 rebate.
A customer is deciding between two cars.

Car R was built last year and has an original price of $25,340.
Car S was built this year and has an original price of $22,860.
Based on this information, which statement is true?

Question 10 options:

The customer would pay $24,073 for Car R.


The customer would pay $19,324 for Car S.


The customer would pay $23,107 for Car R.


The customer would pay $21,824 for Car S.

Answers

Answer:

3.55,11.25,48.20,49.413,42.184

Step-by-step explanation:

$3,500 + 0.05% = $3.55

$1,250 + 0.010% = $11.25

$25,340 + $22,860 = $ 48.20

$25,340 + $ 24,073 = $ 49.413

$22,860 + $ 19,324 = $42.184

1. If x: 5 = 12:21 find the value of x.​

Answers

Answer:

x = 2.85 = 20/7

Step-by-step explanation:

x : 5 = 12 : 21

=》x/5 = 12/21

Cross multiply,
21 *x = 5*12

21x = 60

x = 60/21

x = 2.85 = 20/7

________

Hope it helps ⚜

Answer:

[tex]\huge\boxed{\sf x = 2.86}[/tex]

Step-by-step explanation:

Given proportionality:

x : 5 = 12 : 21

We know that:

Product of means = product of extremes

Means : 5,12

Extremes : x,21

5 × 12 = x × 21

60 = 21 x

Divide both sides by 21

60/21 = x

2.86 = x

x = 2.86

[tex]\rule[225]{225}{2}[/tex]

(30 points) Find the volume of the cylinder.
Either enter an exact answer in terms of
π
πpi or use
3.14
3.143, point, 14 for
π
πpi.

Answers

Answer:

I guess both of the answers are correct.Hope the picture will help you.....

Answer: the answer on khan academy is 144 pie units^3

Can someone help me with this

Answers

Answer:

3^14

Step-by-step explanation:

Taking a look at the question, try to break it down into these general steps:

1. Identify the base number. Are they the same? In this case, the base number is 3 so they are the same.

2. Recall the rules when multiplying exponents. In this case, multiplying exponents across will end up being 9+5.

3. Rewrite the equation as 3^(9+5). This should give you 3^14

Assume that 60% of the students at Remmington High studied for their Psychology test. Of those that studied, 25% got an A, but only 8% of those who didn't study got an A. What is the approximate probability that someone that gets an A actually studied for the Psychology test

Answers

The probability that someone that gets an A actually studied for the Psychology test is 0.15 or 15% if 60% of the students at Remmington High studied for their Psychology test. Of those that studied, 25% got an A, but only 8% of those who didn't study got an A.

What is probability?

It is defined as the ratio of the number of favorable outcomes to the total number of outcomes in other words the probability is the number that shows the happening of the event.

Let A = the students get an A

Let B = the student's studied for the psychology test

We know that probability:

P(B) = 60% = 0.60  and

P(A/B) = 25% = 0.25

We know that:

[tex]\rm P(A/B) = \frac{P(A\cap B)}{P(B)} = 0.25[/tex]

Now the probability that someone that gets an A actually studied for the Psychology test:

P(A∩B) = P(B) ×0.25

P(A∩B)  = 0.60×0.25

P(A∩B)  = 0.15

Thus, the probability that someone that gets an A actually studied for the Psychology test is 0.15 if 60% of the students at Remmington High studied for their Psychology test. Of those that studied, 25% got an A, but only 8% of those who didn't study got an A.

Learn more about the probability here:

brainly.com/question/11234923

#SPJ1

What is the equation of the line that is perpendicular to the given line and has an x-intercept of 6? y = –three-fourthsx 8 y = –three-fourthsx 6 y = four-thirdsx – 8 y = four-thirdsx – 6

Answers

Answer:

y = –three-fourthsx

Step-by-step explanation:

Diane brought 16 packs of cola to a party, and each pack had 8 cans. Maria brought 9 cans of juice. How many cans did they bring in all?

Answers

Answer:

137

Step-by-step explanation:

There were 16 packs of cola with 8 cans each, so that is 8 16 times, or 16 · 8.

16 · 8 = 128 cans

The amount of cans Maria brought is already given. All that's left is to add the amounts.

128 + 9 = 137

They brought 137 cans in all.

hope this helps!

Select the correct answer from each drop-down menu. Consider functions h and k.
h(t) = 5x^2 - 1
k(u) = √5x+1

For I > 0, the value of h(k(x)) is ____the value of k(h(x))

options-
equal to
not equal to

For I > 0, functions h and k ____ inverse functions

options-
are
are not​

Answers

Answer:

(a) Not equal to

(b) Are not

Step-by-step explanation:

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