Which of the following expression are polynomials? 1 7 a^3-2 3 a^… - Vidyadip

Question

Which of the following expression are polynomials?
$\frac{1}{7}\text{a}^3-\frac{2}{\sqrt{3}}\text{a}^2+4\text{a}-7$

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Answer

Polyonimial, because the exponent of the variable of $\frac{1}{7}\text{a}^3-\frac{2}{\sqrt{3}}\text{a}^2+4\text{a}-7$ is a whole number.

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