Precalculus Examples

$\ln (\frac{2}{30})$

Step 1

Factor $2$ out of $2$ .

$\ln (\frac{2 (1)}{30})$

Step 2

Cancel the common factors.

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Step 2.1

Factor $2$ out of $30$ .

$\ln (\frac{2 \cdot 1}{2 \cdot 15})$

Step 2.2

Cancel the common factor.

$\ln (\frac{2 \cdot 1}{2 \cdot 15})$

Step 2.3

Rewrite the expression.

$\ln (\frac{1}{15})$

$\ln (\frac{1}{15})$

Step 3

The result can be shown in multiple forms.

Exact Form:

$\ln (\frac{1}{15})$

Decimal Form:

$- 2.70805020 \dots$

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