Question 318524
Use x-y format.
{{{y=2x^5-3}}}
Interchange x and y and solve for y.
{{{highlight(x)=2*(highlight(y))^5-3}}}
{{{x+3=2y^5}}}
{{{y^5=(x+3)/2}}}
{{{y=root(5,(x+3)/2)}}}
This new y is the inverse function,
{{{f^(-1)=root(5,(x+3)/2)}}}