Precalculus Examples

$\log_{4} (28) - \log_{4} (7)$

Step 1

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

$\log_{4} (\frac{28}{7})$

Step 2

Logarithm base $4$ of $\frac{28}{7}$ is $1$ .

$1$