pre calculus

12. Use the remainder theorem to find P (-2) for P(x) =x^3+2x^2-x-7. Specifically, give the quotient and the remainder for the associated division and the value of P (-2).
Quotient =? Remainder =? P (-2) =?

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  1. P(-2) is the remainder when P(x) is divided by (x+2)

    P(-2) = -5, so

    P(x) = (x+2)(x^2-1) - 5

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  2. Find quotient and remainder using long division
    P(x)=X^2-6x-8 ,d(x)=-4

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