English, asked by AaravGhai, 10 months ago

evaluate (2x-1/x)^2

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Answered by kuldeep372

20

HERE IS THE ANSWER MATE

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Answered by Mercidez

20

$<b><font face=Times New Roman size=4>$ Solution :-

= (2x)² + 2.2x.1/x - (1/x)²

= 4x² + 4 - 1/x²

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