Algebra Examples

$\arccos (\cos (\frac{π}{2}) + 1)$

Step 1

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

$\arccos (0 + 1)$

Step 2

Add $0$ and $1$ .

$\arccos (1)$

Step 3

The exact value of $\arccos (1)$ is $0$ .

$0$

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