Question

If f(x) = x2 - 4x + 1, then find f(-2).​

Answer 1

Step-by-step explanation:

f(x)=x2-4+1

f(-2)

f(-2)=(-2)2-4+1

f(-2)=-4-4+1

=-8+1

=-7

Answer 2

f( x) =x2-4x+1

f(-2) =(-2)2-4(-2)+1

= 4+8+1

=13