Precalculus Examples

$\frac{2}{5}$ , $y = 5$

Step 1

Replace the variable $y$ with $5$ in the expression.

$\frac{2}{5}$

Step 2

The result can be shown in multiple forms.

Exact Form:

$\frac{2}{5}$

Decimal Form:

$0.4$

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