Precalculus Examples

$\log (7) + \log (9)$

Step 1

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

$\log (7 \cdot 9)$

Step 2

Multiply $7$ by $9$ .

$\log (63)$

Step 3

The result can be shown in multiple forms.

Exact Form:

$\log (63)$

Decimal Form:

$1.79934054 \dots$