Trigonometry Examples

$\cos (4) (0.4)$

Step 1

Evaluate $\cos (4)$ .

$0.99756405 \cdot 0.4$

Step 2

Multiply $0.99756405$ by $0.4$ .

$0.39902562$

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