Precalculus Examples

$\ln (x) - 3 \ln (y)$

Step 1

Simplify $- 3 \ln (y)$ by moving $3$ inside the logarithm.

$\ln (x) - \ln (y^{3})$

Step 2

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

$\ln (\frac{x}{y^{3}})$