Question

please solve this problem​

Answer 1

This is your answer. It is correct

Answer 2

p(x)=x^2-7x+2a.

p(2)=(2)^2-7(2)+2a.

0=4-14+2a.

0=-10+2a.

10=2a.

a=10/2.

a=5.

Verification:-

x^2-7x+2a.

=(2)^2-7(2)+2(5).

=4-14+10.

=-10+10.

=0.

Hope it helps...