Question

If P(x)=x power2 -4x+4,then find the value of P(2)+P(-2)+P(1)

Answer 1

Answer:

P(2)=2^2-4×2+4

=4-8+4

=0

Similarly,

P(-2)=16

P(1)=1

Therefore,

=P(2)+P(-2)+P(1)

=0+16+1

=17