# How do you rationalize a denominator containing the sum of 4 cube roots.

$$\frac{1}{\sqrt[3]x+\sqrt[3]y+\sqrt[3]z+\sqrt[3]w}$$

• Not easily, nor nicely. Maybe you should ask what's the original problem you are trying to solve, instead. – dxiv Feb 17 '17 at 5:00
• @dxiv Sorry, I thought that was correct. – Juniven Feb 17 '17 at 5:09
• It will be very hard, long and tedious ..... – ASDFSFS Feb 17 '17 at 5:20