Precalculus Examples

$- (\log (4.1) + \log (10^{- 5}))$

Step 1

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

$- \log (4.1 \cdot 10^{- 5})$

Step 2

The result can be shown in multiple forms.

Scientific Notation:

$- \log (4.1 \cdot 10^{- 5})$

Expanded Form:

$4.38721614$