Question

if p(x)=x³-x²+x+1 then value of p(1)+p(-1)​

Answer 1

Answer:

0 , p(1)=2 , p(-1)=-2 , 2+(-2)= 2-2=0

Answer 2

Answer:

0

Step-by-step explanation:

p(1)=1^3-1^2+1+1 = 2 and

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

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