Find the inverses of the following functions
I'm way off. . .
And textbook answer is
This will work and is a correct first step on a way of solving this. The next step of this method is to expand the brackets. (EDIT: sorry didn't see new posts. You already got this part)Quote:
Originally Posted by Jhevon View Post
where did the y go?
ok, let's take this one step at a time. first step, expand everything as much as possible and bring everything to one side. type what you get
x = 3(y - 1)(y - 1)
0 = 3(y - 1)(y - 1) - x
However, I think the problem is more sensibly done this way: