Question

find the value of X with steps please

Answer 1

$<b><i><u> HERE is your answer buddy$

Answer 2

( x- 1/x)^3 = X^3 -(1/x)^3 -3.x.1/x( x-1/x)
= x^3 - (1/x)^3 -3( x-1/x)
[(3+2√2)^3 + 3( 3+ 2√2)]/4= (x^3 - (1/x)^3)/4