Precalculus Examples

$\log_{2} (60) - \log_{2} (30)$

Step 1

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

$\log_{2} (\frac{60}{30})$

Step 2

Logarithm base $2$ of $\frac{60}{30}$ is $1$ .

$1$