Precalculus Examples

$\log (10 (20 x^{2} - 31 x - 7))$

Step 1

Rewrite $\log (10 (20 x^{2} - 31 x - 7))$ as $\log (10) + \log (20 x^{2} - 31 x - 7)$ .

$\log (10) + \log (20 x^{2} - 31 x - 7)$

Step 2

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

$1 + \log (20 x^{2} - 31 x - 7)$