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NES Math: Exponential & Logarithmic Functions Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Page 1

Question 1 1. What are the domain and range of the equation y = log(x + 5)?

Question 2 2. Evaluate the logarithm below to 2 decimal places.

Question 3 3. Solve the following equation for x: 2 +2ln(x) = ln(x) + ln(2).

Question 4 4. Becky deposits $12,000 into an account with an interest rate of 7% that is compounded monthly. Rounding to the nearest dollar, what is the balance after 7 years?

Question 5 5. What does the quotient property of logarithms tell us to do?

Page 2

Question 6 6. Solve the exponential equation below for x:

Question 7 7. In an exponential function, the exponent is which one of the following?

Question 8 8. Which logarithmic property is shown below?

Question 9 9. What are the domain and range for the equation y = log(x) - 3?

Question 10 10. What does x' equal in the following equation:

Page 3

Question 11 11. Which equation represents a pattern that starts at 6 and is multiplied by 4 each step?

Question 12 12. Solve, to 2 decimal places, the exponential equation below for x:

Question 13 13. A logarithm is defined as which one of the following?

Question 14 14. Evaluate the logarithm below:

Question 15 15. Tom deposits $2,000 into an account with an interest rate of 2.5% that is compounded quarterly. Rounding to the nearest dollar, what is the balance in Tom's account after 5 years?

Page 4

Question 16 16. Which of the following expressions are equivalent to each other?

Question 17 17. Which pattern of numbers is exponential?

Question 18 18. What transformation happens to this function?

Question 19 19. Which of the following is the graph of y = log (x - 2) + 1?

Question 20 20. In the compound interest formula, what does the n stand for?

Page 5

Question 21 21. Evaluate the logarithm below:

Question 22 22. Evaluate the following.

Question 23 23. Which expression is equivalent to log having base = e?

Question 24 24. Every year a laptop is worth 1/3 of what it was worth for each year previous. If you have a $600 laptop, how much is it worth after 15 years?

Question 25 25. Sam deposits $5,000 into an account with an interest rate of 3% that is compounded monthly. Rounding to the nearest dollar, what is the balance after 10 years?

Page 6

Question 26 26. Which part of the logarithmic expression shown is the base?

Question 27 27. Which of these equations correctly represents the following scenario: In her prime, 40 million people knew who Britney Spears was, but that number has been decreasing by 10% each year. So, since 90% of people still recognize her each year, how many people still know who Britney is each year?

Question 28 28. Evaluate the following.

Question 29 29. Evaluate the following.

Question 30 30. If f(x) = abx, f(2) = 480 and f(5) = 30,720, then a = _____.

NES Math: Exponential & Logarithmic Functions Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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