# How to solve this when it's power of a fraction

• October 5th 2009, 10:39 AM
BabyMilo
How to solve this when it's power of a fraction
How would you solve this equation

10x^(2/3)+4x^(1/3)-48=0

duno how to set fraction power with the math thing on this website.

answer should be x=8 or -13.824

please show step by step method!

many thanks!
• October 5th 2009, 10:45 AM
e^(i*pi)
Let $u = x^{\frac{1}{3}}$

$10u^2+4u-48 = 0$