Riješi sustav jednadžbi log2xlogx2−log2y2=3,log2ylogy2−log2x2=3.\frac {\log_ {2} x}{\log_ {x} 2} - \log_ {2} y ^ {2} = 3, \quad \frac {\log_ {2} y}{\log_ {y} 2} - \log_ {2} x ^ {2} = 3.logx2log2x−log2y2=3,logy2log2y−log2x2=3.