Express f(x) in complete factored form.f(x) = x3 + 2x2 + 5x + 10

A. f(x) = (x + 2i)(x + )2
B. f(x) = (x + 2)(x + i)(x - i)
C. f(x) = (x + 1)(x + i)(x - i)
D. f(x) = (x + 2)(x + i)2


Answer: B

Mathematics

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