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16. Ifx --= 6, find the value of x +

Answer»

x -1/x =6; (x + 1/x)^2=6^2; x^2 + 1 / x^2 +2x/x = 36; x^2 + 1/ x^2 = 36 -2=34

x^2 + 1/ x^2 =36+2=38



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