Math, asked by sid852, 1 year ago

factorisex^2+1/x^2+2-2x-2/x​

Answers

Answered by mysticd
1

Solution :

x² + 1/x² + 2 - 2x - 2/x

= (x²+1/x²+2*x*1/x)-2(x+1/x)

= (x+1/x)² - 2(x+1/x)

= (x+1/x)[ x + 1/x - 2 ]

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