Calculus Examples

$[- \frac{π}{2}, \frac{π}{2}]$

Step 1

All numbers between $- \frac{π}{2}$ and $\frac{π}{2}$ , including the $- \frac{π}{2}$ and $\frac{π}{2}$ , are included.

$[- \frac{π}{2}, \frac{π}{2}]$

Step 2