Trigonometry Examples

$\cot (0) < 0 \cos (0) > 0$

Step 1

Rewrite $\cot (0)$ in terms of sines and cosines.

$\frac{\cos (0)}{\sin (0)} < 0 \cos (0) > 0$

Step 2

The exact value of $\sin (0)$ is $0$ .

$\frac{\cos (0)}{0} < 0 \cos (0) > 0$

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