Precalculus Examples

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

Step 1

Evaluate $\arctan (2)$ .

$\tan (\frac{1.10714871}{2})$

Step 2

Divide $1.10714871$ by $2$ .

$\tan (0.55357435)$

Step 3

The result can be shown in multiple forms.

Exact Form:

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

Decimal Form:

$0.61803398 \dots$

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