Precalculus Examples

$\log_{2} (x y^{2})$

Step 1

Rewrite $\log_{2} (x y^{2})$ as $\log_{2} (x) + \log_{2} (y^{2})$ .

$\log_{2} (x) + \log_{2} (y^{2})$

Step 2

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

$\log_{2} (x) + 2 \log_{2} (y)$