Precalculus Examples

$\log (70) - \log (7)$

Step 1

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

$\log (\frac{70}{7})$

Step 2

Logarithm base $10$ of $\frac{70}{7}$ is $1$ .

$1$