Question

What does f(–x) mean?

Answer 1

it means to replace x with -x in the function

e.g if you are given f(x) = 3x + 7
then f(-x) = 3(-x) + 7

Answer 2

So, it means x is negative?

Answer 3

it does.... its simply a case of substitution...

like saying x = 4 find f(4) so replace x with the number 4...


here is just -x

Answer 4

Okay, thanks. :)