Trigonometry Examples

$y = - 6 \sec (x + \frac{π}{2})$

Step 1

The range is the set of all valid $y$ values. Use the graph to find the range.

Interval Notation:

$(- \infty, - 6] \cup [6, \infty)$

Set-Builder Notation:

${y | y \leq - 6, y \geq 6}$

Step 2