For what value of K , (-4) is a zero of P(X)=x square - x - (2k-2)?

1.	For what value of K , (-4) is a zero of P(X)=x square - x - (2k-2)?
Answer» P(X) =X²- X - (2K-2) P(-4) =(-4)² - (-4) - (2K-2 IF P(X) =0 16+4-2K+2=0 22-2K=0 22=2K 22/2=K 11=K

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