Precalculus Examples

$\ln (x) + \ln (19)$

Step 1

Use the product property of logarithms, $\log_{b} (x) + \log_{b} (y) = \log_{b} (x y)$ .

$\ln (x \cdot 19)$

Step 2

Move $19$ to the left of $x$ .

$\ln (19 x)$