Prerequisite Skills VOCABULARY CHECK 1. Identify the exponent and the base in the expression 138. ANSWER Exponent: 8, base: 13 2. Copy and complete: An expression that represents repeated multiplication of the same factor is called a(n) ? . ANSWER Power

Prerequisite Skills SKILLS CHECK Evaluate the expression. 3. x2 when x = 10 4. a3 when a = 3 ANSWER 100 ANSWER 27 5. r2 when r = 5 6 6. z3 when z = 1 2 25 36 ANSWER ANSWER 1 8

Prerequisite Skills SKILLS CHECK Order the numbers from least to greatest. 7. 6.12, 6.2, 6.01 8. 0.073, 0.101, 0.0098 6.01, 6.12, 6.2 ANSWER 0.0098, 0.073, 0.101 ANSWER Write the percent as a decimal. 9. 4% 10. 0.5% 11. 13.8% 12. 145% 0.04 ANSWER 0.005 ANSWER 0.138 ANSWER 1.45 ANSWER

Prerequisite Skills SKILLS CHECK 13. Write a rule for the function. f (x) = x + 2 ANSWER