1. find all (x;y)

Find all $(x;y)\in \mathbb{R}^{2}$ if:
$log_{2}(cos^{2}xy+\frac{1}{cos^{2}xy})=\frac{1}{y^ {2}-2y+2}$

2. Re: find all (x;y)

Originally Posted by metalari
Find all $(x;y)\in \mathbb{R}^{2}$ if:
$log_{2}(cos^{2}xy+\frac{1}{cos^{2}xy})=\frac{1}{y^ {2}-2y+2}$
Please show what work you've been able to do so far.

-Dan