Precalculus Examples

$\log (z y^{7})$

Step 1

Rewrite $\log (z y^{7})$ as $\log (z) + \log (y^{7})$ .

$\log (z) + \log (y^{7})$

Step 2

Expand $\log (y^{7})$ by moving $7$ outside the logarithm.

$\log (z) + 7 \log (y)$