Precalculus Examples

$\log_{4} (2) + \log_{4} (128)$

Step 1

Use the product property of logarithms, $\log_{b} (x) + \log_{b} (y) = \log_{b} (x y)$ .

$\log_{4} (2 \cdot 128)$

Step 2

Multiply $2$ by $128$ .

$\log_{4} (256)$

Step 3

Logarithm base $4$ of $256$ is $4$ .

$4$