Answer to Question #217363 in Algebra for Jacusi

Question #217363

The polynomial x3-3x2-4x is divisible by?

A. x+2

B. x+4

C.x2

D. x+1

Expert's answer

Solution.

The polynomial x3-3x2-4x is divisible by x+1 because

"x^3-3x^2-4x=(x+1)(x^2-4x)"

Answer. D

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