Solve the inequality, and graph the solution set.(a + 6)(a + 4)(a - 3) > 0

A. (3, ?)

B. (-?, -4)

C. (-6, -4) ? (3, ?)

D. (-?, -6) ? (-4, 3)


Answer: C

Mathematics

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Provide an appropriate response. Factor completely: 4x2 - 81y2 

A. (4x + 9y)(4x - 9y) B. (2x - 9y)2 C. 4(x + 9y)(x - 9y) D. (2x + 9y)(2x - 9y)

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A.
B. - 
C.
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