Precalculus Examples

$e^{\ln (\sqrt{2})}$

Step 1

Exponentiation and log are inverse functions.

$\sqrt{2}$

Step 2

The result can be shown in multiple forms.

Exact Form:

$\sqrt{2}$

Decimal Form:

$1.41421356 \dots$

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