If n =\( x√{2 \over 4m2-1}\), express m in terms of n and x.
\({x \over n}+{ \sqrt{1\over2}}\)
\(\sqrt{2x^2+n^2} \over n√2\)
\(\sqrt(n^2-2x^2 ) \over(n√2)\)
\( {n \over \sqrt2} \sqrt 2x^2-n\)
