Trigonometry Examples

$\sin (t) < 0 \cos (t) < 0$

Step 1

Multiply $0$ by $\cos (t)$ .

$\sin (t) < 0 < 0$

Step 2

Use the inequality $\sin (t) < 0 < 0$ to build the set notation.

${t | \sin (t) < 0 < 0}$

Step 3

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