Question

$is \: \frac{1}{x} (x - 1)(x - 2) \: a \: polynomial$
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Answer 1

$\frac{1}{x} (x - 1)(x - 2) \\ \frac{1}{x} ( {x}^{2} - 2x - x - 2) = \frac{1}{x} ( {x}^{2} - x - 2) \\ = x - 1 - \frac{2}{x} \\ no \: it \: is \: not \: a \: polynomial$

Answer 2

Please see the attachment for your answer.

Not a polynomial