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If x + 1/x = 5 then x^2 + 1/x^2 = ??

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If
x + 1/x = 5
then
x^2 + 1/x^2 = ??

posted Aug 7, 2015 by anonymous

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Same question but 2(x²-1/x²)value pls

2 Answers (Check Answer ▼)





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