# Math Help - [SOLVED] e^x inverse

1. ## [SOLVED] e^x inverse

Find a formula for the inverse of the function.
f(x) = e^x^3
f^-1(x)= ?

i tried: lnx , e^x-3 and ln(x+3) and got it wrong every time

any help

2. From $x = e^{y^3 }$ we get $y = \sqrt[3]{{\ln (x)}}$.