College Algebra: Concepts and Models- ACE Practice Tests
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ACE Practice Test
College Algebra: Concepts and Models
Chapter 5-1 : Exponential and Logarithmic Functions


1. Use a calculator to evaluate 1000(1.025)-6. Round your answer to three decimal places.
A. 1159.693
B. 862.297
C. -6150.000
D. -1159.693


2. Use a calculator to evaluate 24. Round your answer to three decimal places.
A. 6065.331
B. 21,680.111
C. 50.265
D. 25.133


3. Use a calculator to evaluate e1.3. Round your answer to three decimal places.
A. 8.155
B. 3.534
C. 3.669
D. 442,413.392


4. Match each exponential function with its graph.
1. f(x) = 3x 2. f(x) = 3-x 3. f(x) = 3x - 4
I. II. III.
A. Function 1 = I
Function 2 = III
Function 3 = II
B. Function 1 = III
Function 2 = I
Function 3 = II
C. Function 1 = I
Function 2 = II
Function 3 = III
D. None of the above


5. Sketch the graph of f(x) = e2x.
A.
B.
C.
D. None of these


6. Use the following information to decide which series of numbers below completes the table correctly.
Determine the balance A if $2000 is invested at a rate of 10 0.000000or 15 years and compounded n times per year.
A. $8354.50, $8799.58, $8907.84, $8961.54, $8354.50
B. $2019.15, $2077.72, $2242.34, $64,842.99, $8963.38
C. $8354.50, $8799.58, $8907.84, $8961.54, $8963.38
D. None of these


7. The demand function for a certain product is given by P = 750 - 0.4e0.005x. Find the price p for a demand of x = 1200 units.
A. $588.63
B. $267.59
C. $747.60
D. $403.43


8. Sketch the graph of g(x) = 5x.
A.
B.
C.
D. None of these


9. Sketch the graph of h(x) = 5x - 2.
A.
B.
C.
D. None of these


10. Sketch the graph of .
A.
B.
C.
D. None of these




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