4/5 x
x^(4/5)
Apply the power rule: x45x^{\frac{4}{5}}x54 goes to 45x5\frac{4}{5 \sqrt[5]{x}}55x4
The answer is:
4 ------- 5 ___ 5*\/ x
-4 ------- 6/5 25*x
24 --------- 11/5 125*x