Question

p(x)=x⁴+2x³+2x²+x+1 p(x)=x+1​

Answer 1

Here is your answer
Hope this works......

Answer 2

Step-by-step explanation:

X+1=0

→X=-1

P(X)= X⁴+2X³+2X²+X+1

P(-1) = (-1)⁴+2×(-1)³+2×(-1)²+(-1)+1

=1-2+2-1+1 = 1