Question

Please solve this fast .

Answer 1

x = 3-2√2
so 1/x will be 3+2√2(by rationatising)

now we know

$( \sqrt{x } + \frac{1}{ \sqrt{x} } ) ^{2} = x + \frac{1}{x} + 2$
= 3-2√2+3+2√2+2
= 8

so √x + 1/√x = √8
= 2√2