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Biblioteka

Unit 5 Study Guide

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33 questions
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Pitanje 1
1.

Simplify. Your anaswer should contain only positive exponents.

Pitanje 2
2.

Simplify. Your anaswer should contain only positive exponents.

Pitanje 3
3.

Simplify. Your anaswer should contain only positive exponents.

Pitanje 4
4.

Simplify. Your anaswer should contain only positive exponents.

Pitanje 5
5.

Simplify. Your anaswer should contain only positive exponents.

Pitanje 6
6.

Simplify. Your anaswer should contain only positive exponents.

Pitanje 7
7.

Simplify. Your anaswer should contain only positive exponents.

Pitanje 8
8.

Simplify. Your anaswer should contain only positive exponents.

Pitanje 9
9.

Simplify. Your anaswer should contain only positive exponents.

Pitanje 10
10.

Simplify. Your anaswer should contain only positive exponents.

Pitanje 11
11.

Simplify. Your anaswer should contain only positive exponents.

Pitanje 12
12.

Simplify. Your anaswer should contain only positive exponents.

Pitanje 13
13.

Sketch the graph of the following function:

Pitanje 14
14.

Sketch the graph of the following function:

Pitanje 15
15.

Find a bank account balance if the account starts with $200, has an annual interest rate of 5%, and the money is left in the account for 15 years.

Pitanje 16
16.

A computer valued at $7500 depreciates at the rate of 15.3% per year. How much will the computer cost after four years? Round to the nearest hundreth.

Pitanje 17
17.

Write the explicit formula for the following geomertic sequence.

Pitanje 18
18.

Tell whether each representation is Linear or Exponential.

You will drag each table, graph and verbal description to the category it belongs in.

  • A car decreases in value by 8% per year.

  • A jogger runs 5 miles per hour

  • Linear

  • Exponential

Pitanje 19
19.

Name two differences between linear and exponential functions.

Pitanje 20
20.

Name two differences between arithmetic and geometric sequences.

Pitanje 21
21.

When Sara was born, her parents invested $5,000 into an annuity with a consistent 5% annual rate

of return and never touched the account again. Sara is now in high school and wants to write a

function to model the amount of money in her annuity account over time to help her determine the

amount of money she will have in the account when she turns 18.

Is this an example of a linear or exponential function? How do you know?

Pitanje 22
22.

When Sara was born, her parents invested $5,000 into an annuity with a consistent 5% annual rate

of return and never touched the account again. Sara is now in high school and wants to write a

function to model the amount of money in her annuity account over time to help her determine the

amount of money she will have in the account when she turns 18.

Which function correctly represents the situation?

Pitanje 23
23.

When Sara was born, her parents invested $5,000 into an annuity with a consistent 5% annual rate

of return and never touched the account again. Sara is now in high school and wants to write a

function to model the amount of money in her annuity account over time to help her determine the

amount of money she will have in the account when she turns 18.

How much money would be in Sara's account when she turns 18? Show your work. Round to the nearest hundreth.

Pitanje 24
24.

A ball is dropped from a height of 500 meters. On the first bounce it was 400 meters high, on the second bounce it was 200 meters high, and on the 3rd bounce it was 100 meters high. Write a rule to represent the height of the ball after each bounce.

Pitanje 25
25.

Describe the transformation from f(x) to g(x):

Pitanje 26
26.

Annual sales for a company are $125,000 and are increasing at a rate of 8% per year.

A. What is the rate of growth in decimal form?

Pitanje 27
27.

Annual sales for a company are $125,000 and are increasing at a rate of 8% per year.

B. What is the initial amount?

Pitanje 28
28.

Annual sales for a company are $125,000 and are increasing at a rate of 8% per year.

C. Write the exponential function that models this situation.

Pitanje 29
29.

Annual sales for a company are $125,000 and are increasing at a rate of 8% per year.

D. What will this company's annual sales after 5 years? Round to the nearest hundreth.

Pitanje 30
30.

The graph has solutions with positive values only for:

Pitanje 31
31.

Pitanje 32
32.

The population of a certain animal species decreases at a rate of 2.5%. If there are 400 of this animal in the wild, using an exponential function, predict approximately how many there will be in 4 years.

Pitanje 33
33.