Verified Answer :

y=x−5−−−−√3


x=y−5−−−−√3
 

Assuming that the original equation is
f(x)= \(\sqrt[3]{x-5}\)

the inverse of f(x) is f(y)

f(x)= \(\sqrt[3]{x-5}\)
   y=\(\sqrt[3]{x-5}\)

f₋₁(y)= \(\sqrt[3]{y-5}\)
   x=\(\sqrt[3]{y-5}\)
   x³= y-5
   y=x³+5

Thus f₋₁=y=x³+5