Find all natural numbers that can replace b and make the expression factorable.8x2 + bx - 5
A. 3, 6, 18, or 39
B. 9, 18, 27, or 36
C. 3 or 6
D. 6, 18, or 39
Answer: A
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Find the present value for the given future amount. Round to the nearest cent.A = $9000, 7 yearsr = 4% compounded semiannually
A. $6839.26 B. $6820.88 C. $2179.12 D. $11,875.31
Find the relative maxima and relative minima, if any, of the function.
?
?
A. No relative maximum; Relative minima 
B. Relative maximum: 
; Relative minima 
C. Relative maximum: 
; No relative minimum
D. No relative maximum or minimum
Evaluate. Round dollar amounts to the nearest cent and other answers to the nearest thousandth when necessary.P
kn for P = $14,000, n = 12, r = 5%, k = 2
A. $25,141.99 B. $24,704.55 C. $25,322.16 D. $11,322.16
Solve the rational inequality. Write the solution set in interval notation.
> 0
A. (20, -?) B. (-?, 20) C. (-20, ?) D. [20, ?]