Precalculus Examples

$\log_{3} (8) - \log_{2} (4)$

Step 1

Logarithm base $2$ of $4$ is $2$ .

$\log_{3} (8) - 1 \cdot 2$

Step 2

Multiply $- 1$ by $2$ .

$\log_{3} (8) - 2$

Step 3

The result can be shown in multiple forms.

Exact Form:

$\log_{3} (8) - 2$

Decimal Form:

$- 0.10721073 \dots$

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