# Math Help - inverse function

1. ## inverse function

hello.
would you solve this problem?
inverse function: f(x)=x^3+x+sqrt{x}

2. Originally Posted by footmath
hello.
would you solve this problem?
inverse function: f(x)=x^3+x+sqrt{x}
Set $\sqrt{x}=t$ and the solve in t the equation $t^{6}+ t^{2} + t -y =0$ ...

Kind regards

$\chi$ $\sigma$

3. yes but how?

4. Originally Posted by footmath
hello.
would you solve this problem?
inverse function: f(x)=x^3+x+sqrt{x}
Why are you trying to find the inverse of this function? Please post the whole question.