Examples

$g (x) = \frac{x^{3} - 12 x + 3}{x^{2} + x - 21 x^{5}}$

Step 1

A rational function is any function which can be written as the ratio of two polynomial functions where the denominator is not $0$ .

$g (x) = \frac{x^{3} - 12 x + 3}{x^{2} + x - 21 x^{5}}$ is a rational function

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$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$