Precalculus Examples

$\log_{a} (a^{7})$

Step 1

Expand $\log_{a} (a^{7})$ by moving $7$ outside the logarithm.

$7 \log_{a} (a)$

Step 2

Logarithm base $a$ of $a$ is $1$ .

$7 \cdot 1$

Step 3

Multiply $7$ by $1$ .

$7$