Question

If f(x) =x^2 - 4x+6,find f (1)-f(-1)+f(2)

Answer 1

f(1)=1^2-4(1)+6=3 f(2)=2^2-4(2)+6=2 f(-1)=-1^2-4(-1)+6=11 ...........................and f(1)-f(-1)+f(2)=3-11+2=-6 is ur answer

Answer 2

hope this answer helps you...

thanks

3-11+2=9