Precalculus Examples

$\log_{3} (45) - \log_{3} (5)$

Step 1

Use the quotient property of logarithms, $\log_{b} (x) - \log_{b} (y) = \log_{b} (\frac{x}{y})$ .

$\log_{3} (\frac{45}{5})$

Step 2

Logarithm base $3$ of $\frac{45}{5}$ is $2$ .

$2$