Question

is -1 a zero of the polynomial P(x)=x2+2x+1

Answer 1

Step-by-step explanation:

Given p(x) =-1

p(x) =x2+2x+1

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

=-2-2+1

=-4+1

=-3

Hence -1 is not a zero of the polynomial p(x) =x2+2x+1