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CHAPTER
Chapter Test Review
11
1. Find the next three terms in this
sequence: 6, 24, 96, 384, ...
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2. The first term of a geometric sequence
is 10 and the common ratio is 0.5.
What is the 5th term of the sequence?
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1  1
3. Graph y     .
2 5
x
x
6. $1500 is invested at a rate of 3%
compounded monthly. Write a compound
interest function to model this situation.
Then find the balance after 5 years.
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7. A pond has 150 fish, and the population
decreases by 8% each day. Find the
population after 3 weeks.
y
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8. Determine which kind of model—linear,
quadratic, exponential, or square-root—
best describes this data set.
{(1, 15), (0, 12), (1, 9.6), (2, 7.68)}
4. When a certain ball is dropped, the function
f(x)  2.5(0.85)x models its height in feet
after each bounce, where x is the bounce
number. To the nearest hundredth, what is
the height after the 5th bounce?
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5. Does this set of ordered pairs satisfy an
exponential function? Explain.
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9. Find the domain of y  2 
5x  4.
{(2, 160), (1, 40), (0, 10), (1, 2.5)}
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CHAPTER
Chapter Test Review
11
10. Describe how to use translations of the
graph of f(x) 
of g(x) 
14. Subtract
500 
20.
x to create the graph
x  3  7.
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15. Add
28a 
98a  3 2a.
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468
11. Simplify
.
100
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12. A 15-foot ladder leans against a wall
with its base 5 feet from the wall. How
high up on the wall does the ladder
reach? Give your answer as a radical
expression in simplest form.
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16. Multiply 5x( 30x  10) and write the
product in simplest form.
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17. Multiply (6  2)2 and write the
product in simplest form.
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18. Simplify the quotient
45
.
5 a
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19. Solve
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13. Simplify
72x3 y 4 . The variables
represent nonnegative numbers.
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2x  1  8  0.
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20. Solve
110  x  x.
Name _______________________________________ Date __________________ Class __________________
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Holt McDougal Algebra 1