Precalculus Examples

$x - 4 \geq 0$

Step 1

Add $4$ to both sides of the inequality.

$x \geq 4$

Step 2

The result can be shown in multiple forms.

Inequality Form:

$x \geq 4$

Interval Notation:

$[4, \infty)$

Enter YOUR Problem

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$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$