Algebra Examples

$(- \infty, 1) \cup (5, \infty)$

Step 1

The inequality form is $x < 1$ or $x > 5$ .

$x < 1$ or $x > 5$

Step 2

Use the inequality $x < 1 or x > 5$ to build the set notation.

${x | x < 1 or x > 5}$

Step 3