Trigonometry Examples

$\sin (x) < 0 \sec (x) > 0$

Step 1

Multiply $0$ by $\sec (x)$ .

$\sin (x) < 0 > 0$

Step 2

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

${x | \sin (x) < 0 > 0}$

Step 3