Precalculus Examples

$\frac{1}{9} \cdot \log_{9} (81)$

Step 1

Logarithm base $9$ of $81$ is $2$ .

$\frac{1}{9} \cdot 2$

Step 2

Combine $\frac{1}{9}$ and $2$ .

$\frac{2}{9}$

Step 3

The result can be shown in multiple forms.

Exact Form:

$\frac{2}{9}$

Decimal Form:

$0.\overline{2}$

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