Precalculus Examples

$\ln (5 e)$

Step 1

Rewrite $\ln (5 e)$ as $\ln (5) + \ln (e)$ .

$\ln (5) + \ln (e)$

Step 2

The natural logarithm of $e$ is $1$ .

$\ln (5) + 1$

Step 3

The result can be shown in multiple forms.

Exact Form:

$\ln (5) + 1$

Decimal Form:

$2.60943791 \dots$

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