Factor completely. If unfactorable, indicate that the polynomial is prime.x4 + 6x3 + 125x + 750
A. (x + 6)(x - 5)(x2 + 5x + 25)
B. (x + 6)(x + 5)(x2 - 5x + 25)
C. prime
D. (x + 6)(x3 + 125)
Answer: B
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Solve the logarithmic equation. Be sure to reject any value that is not in the domain of the original logarithmic expressions. Give the exact answer.ln 
= 7
A. {e7 - 2}
B. {e14 - 2}
C. {e14 + 2}
D. 
Convert the angle from degrees to radians. Express the answer as a multiple of ?.-30°
A. - 
B. - 
C. - 
D. - 
Write an equation for the word problem. Then solve and check.The cost of a long-distance phone call to your friend is $0.27 for the first minute and $0.14 for each additional minute. What was the total length of a call that cost $2.09 and lasted x additional minutes?
A. 0.27 + 0.14x = 2.09; 13 min B. 0.27 + 0.14x = 2.09; 14min C. 0.14 + 0.27x = 2.09; 9 min D. 0.14 + 0.27x = 2.09; 8 min
Multiply by 1, 2, 3, and so on, to find ten multiples of the number.75
A. 75, 85, 95, 105, 115, 125, 135, 145, 155, 165 B. 75, 175, 275, 375, 475, 575, 675, 775, 875, 975 C. 0, 80, 85, 90, 95, 100, 105, 110, 115, 120 D. 75, 150, 225, 300, 375, 450, 525, 600, 675, 750