Question

x² +1/x² -2 -3x + 3/x

Answer 1

[0010001111]... Hello User... [1001010101]
Here's your answer...

${x}^{2} + \frac{1}{ {x}^{2} } - 2 - 3x + \frac{3}{x} \\ = {x}^{2} + \frac{1}{ {x}^{2} } - 2 \times x \times \frac{1}{x} - 3(x - \frac{1}{x} ) \\ = {(x - \frac{1}{x}) }^{2} - 3(x - \frac{1}{x} ) \\ = (x - \frac{1}{x} )(x - \frac{1}{x} - 3)$
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