Determine algebraically whether f and g are inverse functions.
g(x) = x2 - 6, x ? 0
A. Yes, f and g are inverse functions.
B. No, f and g are not inverse functions.
Answer: A
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Decide whether the sets are equal.{b: b is a positive integer} and {k : k is a counting number}
A. Yes B. No
Solve the problem.The lengths and the widths of the following two rectangles are labeled. Create a polynomial that describes the sum of the area of these two rectangles.
A. 3y2 + 17y B. 68y C. 12y2 + 68y D. 3y2 + 51y
Solve the right triangle shown in the figure. Round lengths to one decimal place and express angles to the nearest tenth of a degree. 
a = 17.1, c = 26.8
A. A = 39.6°, B = 50.4°, b = 31.8 B. A = 57.5°, B = 32.5°, b = 31.8 C. A = 39.6°, B = 39.6°, b = 20.6 D. A = 39.6°, B = 50.4°, b = 20.6
Divide, if possible. If not possible, write "not defined."3115 ÷ 6
A. 520 B. 519 R5 C. 519 R1 D. 519