Precalculus Examples

$x \leq 61$ or $x \geq 67$

Step 1

The union consists of all of the elements that are contained in each interval.

$x \leq 61$ or $x \geq 67$

Step 2

The result can be shown in multiple forms.

Inequality Form:

$x \leq 61 or x \geq 67$

Interval Notation:

$(- \infty, 61] \cup [67, \infty)$

Step 3