If x - 1 - -2 Find - x - 1-x3

⇒1x=11 √(2) ⇒1x=1+√(2)1 2 ⇒ 1x=1+√(2) ⇒ (x 1x) ^3= (1 √(2)+1+√(2) )^3=2^3=8 ...

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Algebraic Identities

If x = 1 - √2...

Question

$I f x = 1 - \sqrt{2}$
$F i n d : {(x - \frac{1}{x})}^{3}$

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