Question

p(x)=x^3-x^2+x+1 then p(-1)​

Answer 1

Answer:

Given p(x) = x³-x²+x+1

so, p(1) = (1)³-(1)²+1+1 = 2.

and p(-1) = -1-1+1+1 = 0

therefore , p(1)+p(-1) = 2+0 = 2. and

{p(1)+p(-1)}/2 = 2/2 = 1.

Step-by-step explanation:

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Answer 2

Answer:

p(-1)=-1*3-(-1)*2+(-1)

=-3+2-1

=-1-1

=-2.