Factor. Check by multiplying.9x + 24

A. 3(8x + 3)
B. 3(3x + 24)
C. 3(8x + 9)
D. 3(3x + 8)


Answer: D

Mathematics

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Write the first six terms of the geometric sequence with first term, a1, and common ratio, r.a1 = , r = 

A. , 2
B.
C. , 2, 
D.

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Using the derivative of f(x) given below, determine the critical points of f(x).f'(x) = (x - 1)2(x + 4)

A. -4, -1, 1 B. -1, 4 C. -1, 0, 4 D. -4, 1

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Find the constant of proportionality k, and write the linear function relating the two variables.Suppose that y varies inversely with x. When x = 7, then y = 4.

A. k = 28; y = 
B. k = 28; y = 
C. k = ; y = x
D. k = ; y = 

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Solve the rational inequality and graph the solution set on a real number line. Express the solution set in interval notation.  ? 0

A. (-?, 1] ? [3, ?)

B. (-?, -3] ? (-2, -1) ? [1, ?)

C. (-?, 1) ? (3, ?)

D. (-?, -3) ? (-1, ?)

Mathematics