Question

xcube+2xsquare+2x+5=0 where p(x)=x+1​

Answer 1

Step-by-step explanation:

p(x)=x+1

p(x)= x+1=0

p(x)=-1

x^3+2x^2+2x+5=0

(-1)^3+2(-1)^2+2(-1)+5=0

4=0

if not satisfied you can report if satisfied follow me and not forget me to mark me as brainiest please buddy