Thread: A problem with fractional indices

I tried to solve the following problem




I tried raising the left hand side to the second power in order to mkae the left hand side x.


But I still couldn't solve it.










Could someone please help me?






Thank you!

Originally Posted by Coach

I tried to solve the following problem




I tried raising the left hand side to the second power in order to mkae the left hand side x.


But I still couldn't solve it.










Could someone please help me?






Thank you!

Try raising it to the 4th power instead:




and go from there.

Hint: When you have an equation with a fractional denominator n/m, raise both sides of the equation to the mth power.

-Dan