Question

m=1+root 2,then find the value of m^2-(1/m^2)​

Answer 1

Answer:

$m = \sqrt{2} \\ find \: value \: of \: \\ {m}^{2} - ( \frac{1}{ {m}^{2} } )$

$( {1 + \sqrt{2} })^{2} - { \frac{1}{1 + \sqrt{2} } }^{2}$