if x=(3+2√2) . find (x-1/x)^3
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x=3+2√2
1/x=3-2√2(by rationalization)
(x-1/x)³ =(3+2√2-(3-2√2))³
=(3+2√2-3+2√2)³
=(4√2)³
=128√2
Thank me if it was helpful
1/x=3-2√2(by rationalization)
(x-1/x)³ =(3+2√2-(3-2√2))³
=(3+2√2-3+2√2)³
=(4√2)³
=128√2
Thank me if it was helpful
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