Trigonometry Examples

$\arctan (\cos (\frac{π}{2}))$

Step 1

The exact value of $\cos (\frac{π}{2})$ is $0$ .

$\arctan (0)$

Step 2

The exact value of $\arctan (0)$ is $0$ .

$0$

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