Answer :

Step-by-step explanation:

Squaring up both LHS And RHS

x^2 + 1/x^2 -2(x)(1/x) = 5

x^2 + 1/x^2 = 7

similarly,Squaring up both LHS And RHS

x⁴ + 1/x⁴ +2 = 49

x⁴ + 1/x⁴ = 47.

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