Trigonometry Examples

$\tan (- \frac{1}{5})$

Step 1

Since $\tan (- \frac{1}{5})$ is an odd function, rewrite $\tan (- \frac{1}{5})$ as $- \tan (\frac{1}{5})$ .

$- \tan (\frac{1}{5})$

Step 2

The result can be shown in multiple forms.

Exact Form:

$- \tan (\frac{1}{5})$

Decimal Form:

$- 0.20271003 \dots$