Precalculus Examples

$\log_{4} (A B^{7})$

Step 1

Rewrite $\log_{4} (A B^{7})$ as $\log_{4} (A) + \log_{4} (B^{7})$ .

$\log_{4} (A) + \log_{4} (B^{7})$

Step 2

Expand $\log_{4} (B^{7})$ by moving $7$ outside the logarithm.

$\log_{4} (A) + 7 \log_{4} (B)$