Question

verify whether x=2 and x=1are the zeros of the polynomial p(x)=(x+1)(x-2)​

Answer 1

Step-by-step explanation:

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

p(2)=3(0)

p(2)=0

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

p(1)=2(-1)

p(2)=-2