Precalculus Examples

$\log_{2} (3 a^{4})$

Step 1

Rewrite $\log_{2} (3 a^{4})$ as $\log_{2} (3) + \log_{2} (a^{4})$ .

$\log_{2} (3) + \log_{2} (a^{4})$

Step 2

Expand $\log_{2} (a^{4})$ by moving $4$ outside the logarithm.

$\log_{2} (3) + 4 \log_{2} (a)$