Recent content by Ohmar

Homework Statement f(x)=1+e^x/1-e^xHomework Equations truth is, I don't even know how to approach this, i know i have to swap the variables but now I'm all confused because a friend told me to do this, in this particular case f(x)=[1+(e^f)-1^x]/[1-(e^f)-1^x] The Attempt at a Solution i don't...