I can't seem to find the inverse to these two functions:(adsbygoogle = window.adsbygoogle || []).push({});

f(x) = 3 + x^2 + tan(pi x/2) -1/x/1

f(x) = x^3 +x +1

I've tried manipulating these both for a half hour. But I havn't found the way to find the inverses of these. Any hints?

**Physics Forums | Science Articles, Homework Help, Discussion**

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Inverse Function

**Physics Forums | Science Articles, Homework Help, Discussion**