Trigonometry Examples

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

Step 1

Evaluate $\sin (\frac{4}{5})$ .

$\cos (0.71735609)$

Step 2

The result can be shown in multiple forms.

Exact Form:

$\cos (0.71735609)$

Decimal Form:

$0.75354645 \dots$

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