Precalculus Examples

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

Step 1

Simplify each term.

Tap for more steps...

Step 1.1

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

$4 - 3 \log_{3} (3)$

Step 1.2

Logarithm base $3$ of $3$ is $1$ .

$4 - 3 \cdot 1$

Step 1.3

Multiply $- 3$ by $1$ .

$4 - 3$

$4 - 3$

Step 2

Subtract $3$ from $4$ .

$1$

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