ALGEBRA CHAPTER 8 TEST REVIEW

A)B) C)D) 1. Simplify the expression.

A) B) C)D) 2. Simplify the expression.

3.Simplify the expression. A)B) C) D)

4. A)13B)1000 C)30D)40

5. Rewrite the expression using positive exponents. A)B) C)D)

A)288B) 48 C)0D) Evaluate the expression.

7. Simplify the expression. A)B) C)D)

A) B) C)D) 8. Simplify the expression.

A) B) C) D) 9. Simplify the expression.

10. Write the number in scientific notation. 1,440,000 A) B) C)D)

11. Write the number in scientific notation A) B) C)D)

12. Perform the indicated operation. Write the result in scientific notation. A) B) C)D)

13. A) B) C)D)

14. A) B) C) D)

15. A business had $30,000 in profit in Then the profit increased by 15% per year for the next 10 years. Which model best represents the exponential growth? A) B) C) D)

16. Write an exponential function to model the situation. A population of 270 animals that decreases at an annual rate of 12%. A) B) C) D)

17. Write an exponential function to model the situation. Then predict the value of the function after 5 years (to the nearest whole number.) A population of 300 animals that decreases at an annual rate of 14%. A) B) C) D)