Factor the polynomial f(x). Then solve the equation f(x) = 0.f(x) = x3 - 4x2 - 11x + 30

A. (x - 2)(x + 3)(x - 5) ; 2, -3, 5
B. (x + 2)(x - 3)(x + 5) ; -2, 3, -5
C. (x - 2)(x + 3)(x - 6) ; 2, -3, 6
D. (x - 2)(x + 3)(x - 5) ; -2, 3, -5


Answer: A

Mathematics

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A.  ? 
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C.  ? 
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A.  
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