Trigonometry Examples

$\tan (2 \arctan (\frac{5}{13}))$

Step 1

Evaluate $\arctan (\frac{5}{13})$ .

$\tan (2 \cdot 0.36717383)$

Step 2

Multiply $2$ by $0.36717383$ .

$\tan (0.73434766)$

Step 3

The result can be shown in multiple forms.

Exact Form:

$\tan (2 \arctan (\frac{5}{13}))$

Decimal Form:

$0.902\overline{7}$

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