# Math Help - inverse function

1. ## inverse function

How would you find the inverse function of $f(x) = 2x+lnx , find F^-1(2)$

2. Originally Posted by l flipboi l
How would you find the inverse function of $f(x) = 2x+lnx , find F^-1(2)$
You can not find the inverse function by using the standard methods.
Note that $\color{blue}f(1)=2(1)+ln(1)=2$.
Hence: $\color{blue} f^{-1}(2)=1$.