Question

If x2 +1/x2=53, find the value of x - 1/x​

Answer 1

We know that $(x- \frac{1 }{x} )^2 = x^2 +\frac{1 }{x^2} - 2$

On comparing this equation  and question

                    (x-1/x)^2 = 53-2 = 51

                     x-1/x = $\sqrt{51}$

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Answer 2

Answer:

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Step-by-step explanation:

+/- root 51