Precalculus Examples

$2 \sin (\frac{4}{5}) \cos (\frac{3}{5})$

Step 1

The result can be shown in multiple forms.

Exact Form:

$2 \sin (\frac{4}{5}) \cos (\frac{3}{5})$

Decimal Form:

$1.18411906 \dots$

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