If(x+1/x)=4, find the value of (x4+1/x4) and (x2+1/x2).
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https://www.meritnation.com/ask-answer/question/if-x-1-x-root5-find-the-value-ofx2-1-x2-and-x4-1-x4/polynomials/5701154
https://www.meritnation.com/ask-answer/question/if-x-1-x-find-the-values-of-1-x2-1-x2-2-x4-1/algebraic-expressions-and-identities/7630483
https://www.meritnation.com/ask-answer/question/if-x-1-x-root5-find-the-value-ofx2-1-x2-and-x4-1-x4/polynomials/5701154
https://www.meritnation.com/ask-answer/question/if-x-1-x-find-the-values-of-1-x2-1-x2-2-x4-1/algebraic-expressions-and-identities/7630483