Question

$x= 5 + 2 \sqrt{6} \: then \: \frac{ \sqrt x}{ \sqrt{2} } - \frac{1}{ \sqrt{2x} } \: =$
​

Answer 1

Answer:

98 is answer

I don't know

Answer 2

Answer:

X=5-2√6

=3+2-2√3√2

=(√3)²-2√3√2+(√2)²

=(√3-√2)²

∴, x=√3-√2

∴, 1/x

=1/√3-√2

=(√3+√2)/(√3-√2)(√3+√2)

=(√3+√2)/{(√3)²-(√2)}

=(√3+√2)/(3-2)

=√3+√2

∴, √x+1/√x

=√3-√2+√3+√2

=2√3