Question

fake answers will be reported ​

Answer 1

Step-by-step explanation:

x = (1-√2)

or, 1/x = 1/(1-√2) = (1+√2) / (1+√2)(1-√2) = (1+√2)/(1-2)

so, 1/x = –(1+√2)

now,

(x-1/x)³

= [(1-√2)-{-(1+√2)}]³

= [(1-√2)+(1+√2)]³

= (1-√2+1+√2)³

= 2³

= 8.

please mark me brainlist