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5 September, 19:27

Use the factor theorem to determine where h (x) = x+2 is a factor of f (x) = x^3-3x^2-4x-12? Yes or no

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  1. 5 September, 19:40
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    Step-by-step explanation:

    x+2=0

    x=-2

    h (-2) = (-2) ³-3 (-2) ²-4 (-2) - 12

    =-8-12+8-12

    =-24≠0

    so x=2 is not a factor.
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