Trigonometry Examples

$\arccos (\cos (\frac{7 π}{9}))$

Step 1

The result can be shown in multiple forms.

Exact Form:

$\arccos (\cos (\frac{7 π}{9}))$

Decimal Form:

$2.44346095 \dots$

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