Precalculus Examples

$\log (10^{12})$

Step 1

Expand $\log (10^{12})$ by moving $12$ outside the logarithm.

$12 \log (10)$

Step 2

Logarithm base $10$ of $10$ is $1$ .

$12 \cdot 1$

Step 3

Multiply $12$ by $1$ .

$12$