Factor out the greatest common factor. Simplify the factors, if possible.(x - 4)(x + 9) + (x - 4)(x + 5)

A. 2(x - 4)(x + 7)
B. 2(x - 4)(2x + 14)
C. (x - 4)(x + 14)
D. (x - 4)(2x + 14)

Answer: A

Mathematics

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Provide an appropriate response.Consider the functions f(x) = 18x2 - 11x and g(x) = -6x2 - 5x + 3. Find (f - g)(x).

A. 24x2 - 16x - 3 B. 12x2 - 16x + 3 C. 24x2 - 6x - 3 D. 18x2 - 3

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Solve the equation.-6y - 81 = 3y - 9

A. y = -9 B. y = 8 C. y = -8 D. y = 9

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Answer yes or no.Let n = 33 ? 52 ? 73. Is 31 ? 51 ? 73 = 1029 a factor of n?

A. Yes B. No

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Solve by using the quadratic formula.q2 - q + 2 = 0

A. , -6
B. , 6
C. - , -6
D. - , 6

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Mathematics