Find the products AB and BA to determine whether B is the multiplicative inverse of A.A = 
,B = 
A. B ? A-1
B. B = A-1
Answer: B
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Find the value of each square root by use of a calculator. Each number is approximate.
- 
A. 0.0975 B. 0.17 C. 0.098 D. 0.174
Use the remainder theorem to find the remainder when f(x) is divided by the given x - k.f(x) = x3 - 4x2 + 2x - 2; x + 5
A. -233 B. 13 C. -237 D. 15
For the function find the maximum number of real zeros that the function can have, the maximum number of x-intercepts that the function can have, and the maximum number of turning points that the graph of the function can have. f(x) = - 
x3 + 4x2 + 8x - 4
A. 3; 2; 1 B. 3; 3; 2 C. 3; 2; 2 D. 3; 3; 3
Solve the problem. Round your answer to the nearest tenth unless indicated otherwise.Runners in a 26 km race run how many miles?
A. 27.6 mi B. 41.9 mi C. 13.0 mi D. 16.1 mi