Precalculus Examples

$\log_{5} (25) - \log_{5} (5)$

Step 1

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

$\log_{5} (\frac{25}{5})$

Step 2

Logarithm base $5$ of $\frac{25}{5}$ is $1$ .

$1$