Question

which of the following are polynomial.

$1)y {}^{2} + \sqrt{2}$
$2) \sqrt[3]{x} + 7$
$3)2 {x}^{3} + x + \frac{1}{x}$
$4)1 \div \sqrt{3} {x}^{2} - 2x$

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Answer 1

Answer:

the third and forth question is a polynomial.........

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Answer 2

the third question is right answer.

please mark brainlist