Math, asked by akshaysingh6903, 10 months ago

(X+1/x)2 - (x-1/x) 2 expansion

Answers

Answered by 217him217

0

Answer:

(x+1/x)² - (x-1/x)²

= [ (x+1)² - (x-1)² ] / x²

=[ x² + 2x + 1 - x² +2x -1 ] /x²

=(4x) /x²

= 4/x

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