Question

Find f(4) for f(x) = x3 - 2x2 + 3x - 7

I'm not sure how to find out the x in f(x) in equations like this. Any help understanding this would be appreciated.

Answer 1

Answer:37

Explanation:

just write 4 instead of x

f(4)=
`4^(3) -2*4^(2) +3*4-7=64-32+5=37`