Question

Which one of the following is a polynomial?

$a.\frac{ {x}^{2} }{2} - \frac{2}{ {x}^{2} } \: b. \sqrt{2x} - 1 \:$
$c. {x}^{2} + \frac{3x \frac{3}{2} }{ \sqrt{x} } d. \frac{x - 1}{x + 1}$

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Answer 1

Answer:

√2x-1 is a polynomial and answer of your question.