Trigonometry Examples

$\cot (- u)$

Step 1

Since $\cot (- u)$ is an odd function, rewrite $\cot (- u)$ as $- \cot (u)$ .

$- \cot (u)$

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