Precalculus Examples

$\ln ({(x z)}^{9})$

Step 1

Expand $\ln ({(x z)}^{9})$ by moving $9$ outside the logarithm.

$9 \ln (x z)$

Step 2

Rewrite $\ln (x z)$ as $\ln (x) + \ln (z)$ .

$9 (\ln (x) + \ln (z))$

Step 3

Apply the distributive property.

$9 \ln (x) + 9 \ln (z)$