Precalculus Examples

$\log_{7} (19 x^{3})$

Step 1

Rewrite $\log_{7} (19 x^{3})$ as $\log_{7} (19) + \log_{7} (x^{3})$ .

$\log_{7} (19) + \log_{7} (x^{3})$

Step 2

Expand $\log_{7} (x^{3})$ by moving $3$ outside the logarithm.

$\log_{7} (19) + 3 \log_{7} (x)$