SOLUTION: If x+1/x=4 find x^4+1/x^4

SOLUTION: If x+1/x=4 find x^4+1/x^4

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Question 622925: If x+1/x=4
find
x^4+1/x^4
Answer by lynnlo(4176) (Show Source): You can put this solution on YOUR website!
4x^2+1/x4