Precalculus Examples

$\log_{5} (5^{x y})$

Step 1

Use logarithm rules to move $x y$ out of the exponent.

$x y \log_{5} (5)$

Step 2

Logarithm base $5$ of $5$ is $1$ .

$x y \cdot 1$

Step 3

Multiply $x$ by $1$ .

$x y$