I used to be able to do this a year ago, but I completely forgot everything about it, and I can't find anywhere in the index where it specifically teaches you how to tackle this problem.
The problem is #9
For those of you who cannot open a pdf, it is:
If f(x) = 2x + 1 and g(x) = x-1/2, then f(g(x)) =...
I would also appreciate help on solving any other problem on the sample worksheet. Thanks in advance