Trigonometry Examples

$\sin (\frac{π}{9}) + \cos (\frac{π}{9})$

Step 1

The result can be shown in multiple forms.

Exact Form:

$\sin (\frac{π}{9}) + \cos (\frac{π}{9})$

Decimal Form:

$1.28171276 \dots$

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