Trigonometry Examples

$\frac{1 - \sin^{2} (x)}{\sin^{2} (x)}$

Apply pythagorean identity.

$\frac{\cos^{2} (x)}{\sin^{2} (x)}$

Convert from $\frac{\cos^{2} (x)}{\sin^{2} (x)}$ to $\cot^{2} (x)$ .

$\cot^{2} (x)$

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