Trigonometry Examples

$\arctan (\frac{- \sqrt{3}}{3})$

Step 1

Move the negative in front of the fraction.

$\arctan (- \frac{\sqrt{3}}{3})$

Step 2

The exact value of $\arctan (- \frac{\sqrt{3}}{3})$ is $- \frac{π}{6}$ .

$- \frac{π}{6}$

Step 3

The result can be shown in multiple forms.

Exact Form:

$- \frac{π}{6}$

Decimal Form:

$- 0.52359877 \dots$