Precalculus Examples

$\log (7) - \log (9)$

Step 1

Use the quotient property of logarithms, $\log_{b} (x) - \log_{b} (y) = \log_{b} (\frac{x}{y})$ .

$\log (\frac{7}{9})$

Step 2

The result can be shown in multiple forms.

Exact Form:

$\log (\frac{7}{9})$

Decimal Form:

$- 0.10914446 \dots$