4/3 x
x^(4/3)
Apply the power rule: x43x^{\frac{4}{3}}x34 goes to 4x33\frac{4 \sqrt[3]{x}}{3}343x
The answer is:
3 ___ 4*\/ x ------- 3
4 ------ 2/3 9*x
-8 ------- 5/3 27*x