Simplify the expression. Assume that all variables represent nonnegative real numbers.
- 3
- 2
A. -5
B. -16
C. -16
D. -5
Answer: C
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Solve the problem.The minute hand of a clock is 3 inches long. How far does the tip of the minute hand move in 35 minutes? If necessary, round the answer to two decimal places.
A. 12.23 in. B. 11 in. C. 9.26 in. D. 13.51 in.
State whether the function is a polynomial function or not. If it is, give its degree. If it is not, tell why not.f(x) = 1 + 
A. No; x is raised to a negative power B. Yes; degree 7 C. Yes; degree 1 D. Yes; degree 0
Solve the problem.Insert parentheses, if needed, so that the expression on the left is equal to the number on the right.8 + 2 ? 42 = 72
A. 8 + (2 ? 42) B. 8 + (2 ? 4)2 C. (8 + 2) ? 42 D. No parentheses needed
Write the ratio in lowest terms in order to decide whether the proportion is true or false.
= 
A. True B. False