PreAP Algebra 1 Unit 4 ‒ Exponent Properties and Exponential Functions Practice Test
PreAP Algebra 1 Unit 4 ‒ Exponent Properties and Exponential Functions Practice Test
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Question 1 of 19
1. Question
Choose the function that is graphed below.
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Question 2 of 19
2. Question
Shota invests $2000 in a certificate of deposit that earns 2% in interest each year. What is the function that gives the total value V(t), in dollars, of the investment t years from now.
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Question 3 of 19
3. Question
The expression 5 ( 2 )^{ t} gives the number of leaves in a plant as a function of the number of weeks since it was planted. What does 2 represent in this expression?
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Question 4 of 19
4. Question
Every year 39 million cars cross the Golden Gate Bridge in San Francisco. Which kind of function best models the relationship between time and the cumulative number of cars that have crossed the Golden Gate Bridge?
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Question 5 of 19
5. Question
What is the shape of the graph of the function? h ( t )=0.6 ⋅3 . 2 ^{t }.
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Question 6 of 19
6. Question
The exponential function , represented in the table, can be written as .
What is the equation for ?
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Question 7 of 19
7. Question
You have $10 in you bank account. It doubles every month. How much money will you have after 5 months?
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Question 8 of 19
8. Question
This image shows how a certain bacteria grows in a petri dish. What is the common ratio of this sequence?
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Question 9 of 19
9. Question
What is the explicit rule for the sequence: 11, 22, 44, 88…
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Question 10 of 19
10. Question
Which expressions are equivalent to 4 ^{2} ⋅ 7 ^{2} ? Choose 2 answers.
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Question 11 of 19
11. Question
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Question 12 of 19
12. Question
Simplify Remove all perfect squares from inside the square roots. Assume a and b are positive.
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Question 13 of 19
13. Question
Simplify Multiply and remove all perfect squares from inside the square roots. Assume a is positive.
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Question 14 of 19
14. Question
Rewrite in exponential form.
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Question 15 of 19
15. Question
Rewrite in radical form.
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Question 16 of 19
16. Question
What is a, the starting term, for the function: f(x) = 300(1.16)^{ x} ?
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Question 17 of 19
17. Question
What is the xintercept of the exponential function?
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Question 18 of 19
18. Question
Write an equation that models the following situation: Samantha’s hair was known to grow very rapidly. It began at a length of 6 in and grew at a rate of 14% a week.
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Question 19 of 19
19. Question
What values of b make an exponential decay (decreasing) function?
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