SOLUTION: If {{{x + 1/x = 3,}}} evaluate {{{x^2 + 1/x^2}}}

SOLUTION: If {{{x + 1/x = 3,}}} evaluate {{{x^2 + 1/x^2}}}

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Question 1161294: If evaluate
Answer by ikleyn(52778) (Show Source): You can put this solution on YOUR website!
.



x +  = 3


Square both sides to get


 + 2 +  = 9


It implies


 +  = 7.     ANSWER

Solved.

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