I need help finding the inverse for this function What I've done so far. Let Swap x and y, and solve for y I'm stuck here, can anyone please help? Nevermind, I got it, had to complete the square!
Follow Math Help Forum on Facebook and Google+
I had typed this up by the time I saw your last comment, d'oh- so I post anyways. Set g(x) to y: Complete that square: Swap x and y, so that Prove to check; it should be that f(g(x)) = g(f(x)) = x, here's an example:
View Tag Cloud