Precalculus Examples

$\ln ({(e)}^{x})$

Step 1

Use logarithm rules to move $x$ out of the exponent.

$x \ln (e)$

Step 2

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

$x \cdot 1$

Step 3

Multiply $x$ by $1$ .

$x$

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