Question

2. If x =5+2√6, then find the value of ( x -1/x)
a) 2√2 b) 4√6
c) 8
d) none of these​

Answer 1

$if \: x = 5 + 2 \sqrt{6} \\ \\ then \: the \: value \: of \: \frac{x - 1}{ x} is \: \\ 2 \sqrt{2}$