Trigonometry Examples

$\tan (\arccos (- \frac{1}{\sqrt{2}}))$

Step 1

Factor $2$ out of $- 2$ .

$\frac{1}{2} \cdot (2 (- 1))$

Step 2

Cancel the common factor.

$\frac{1}{2} \cdot (2 \cdot - 1)$

Step 3

Rewrite the expression.

$- 1$

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