Precalculus Examples

$(\log_{3} (\frac{1}{9})) (\log_{3} (81))$

Step 1

Logarithm base $3$ of $\frac{1}{9}$ is $- 2$ .

$- 2 \log_{3} (81)$

Step 2

Logarithm base $3$ of $81$ is $4$ .

$- 2 \cdot 4$

Step 3

Multiply $- 2$ by $4$ .

$- 8$

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