Precalculus Examples

$0 \leq x \leq 2 π$

Step 1

Rewrite so $x$ is on the left side of the inequality.

$x \geq 0$

Step 2

Find the intersection of $x \geq 0$ and $x \leq 2 π$ .

$0 \leq x \leq 2 π$

Step 3

The result can be shown in multiple forms.

Inequality Form:

$0 \leq x \leq 2 π$

Interval Notation:

$[0, 2 π]$

Step 4