Precalculus Examples

$\log (5) (7 \cdot 13)$

Step 1

Multiply $7$ by $13$ .

$\log (5) \cdot 91$

Step 2

Multiply $\log (5) \cdot 91$ .

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Step 2.1

Reorder $\log (5)$ and $91$ .

$91 \cdot \log (5)$

Step 2.2

Simplify $91 \cdot \log (5)$ by moving $91$ inside the logarithm.

$\log (5^{91})$

Step 3

The result can be shown in multiple forms.

Exact Form:

$\log (5^{91})$

Decimal Form:

$63.60627039 \dots$