Question

if x^2-2x+1=0 then x+1/x is equal to​

Answer 1

see the image.

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Answer 2

${x}^{2} - 2x + 1 = 0$

${x}^{2} + 1 = 2x$

$\frac{ {x}^{2} + 1}{x} = 2$

$\frac {{x}^{2} }{x} + \frac{1}{x} = 2$

$x + \frac{1}{x} = 2$

Thus x + 1/x = 2
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