Precalculus Examples

$\arccos (\frac{2 \sqrt{6}}{7})$

Step 1

The result can be shown in multiple forms.

Exact Form:

$\arccos (\frac{2 \sqrt{6}}{7})$

Decimal Form:

$0.79560295 \dots$

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