Question

plzzz friends solve it
most important ​

Answer 1

Answer:

$\sqrt{ \frac{ \sqrt{2 } - 1}{ \sqrt{2} + 1 } } = \sqrt{ \frac{1.4142 - 1}{1.4142 + 1} } = \sqrt{ \frac{0.4142}{2.4142} }$

$\sqrt{0.1715682214} = 0.414$

Answer 2

it is my answer

I think from this you sure answer is right