Question

what will be the answer​

Answer 1

Answer:

Step-by-step explanation:

$(x+\frac{1}{x})^2=9\\\\=>x^2+\frac{1}{x^2} = 7\\=>(x^2+\frac{1}{x^2})^2 = 49\\\\=>x^4+\frac{1}{x^4} = 47$

In the same way...

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