Precalculus Examples

$e^{\ln (\frac{1}{5})}$

Step 1

Exponentiation and log are inverse functions.

$\frac{1}{5}$

Step 2

The result can be shown in multiple forms.

Exact Form:

$\frac{1}{5}$

Decimal Form:

$0.2$

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