Precalculus Examples

$\log_{2} (\frac{a b}{c})$

Step 1

Rewrite $\log_{2} (\frac{a b}{c})$ as $\log_{2} (a b) - \log_{2} (c)$ .

$\log_{2} (a b) - \log_{2} (c)$

Step 2

Rewrite $\log_{2} (a b)$ as $\log_{2} (a) + \log_{2} (b)$ .

$\log_{2} (a) + \log_{2} (b) - \log_{2} (c)$