Question

Find f(-3) for the function f(x)=x^2-8x

Answer 1

f(-3)=33

Explanation:

Substitute -3 in for both x's

f(x)=x^2-8x

f(-3)=(-3^2)-8(-3)

f(-3)=(9)+24

f(-3)=33

Hope this helps! :)

Answer 2

substitute x= -3

f (-3)=9+24

=33