Precalculus Examples

$\log ({(10)}^{- 4})$

Expand $\log ({(10)}^{- 4})$ by moving $- 4$ outside the logarithm.

$- 4 \log (10)$

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

$- 4 \cdot 1$

Multiply $- 4$ by $1$ .

$- 4$

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$