Question

solve this ques plz​

Answer 1

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