Question

please give this question answer ​

Answer 1

Answer:

x-1/x=3

(X-1/x)²=3²

X²+1/x²-2×x×1/x=9

X²+1/x²-2=9

x²+1/x²=9-2

x²+1/x²=7

Hence solve by Raxit Gupta

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