DatePage No.*+55a2+1=3 – InterviewSolution

1.

DatePage No.*+55a2+1=3

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Given,x + 1/x = 5

Squaring both sides(x + 1/x)^2 = 25x^2 + 1/x^2 + 2*x*1/x = 25x^2 + 1/x^2 = 25 - 2x^2 + 1/x^2 = 23

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