Precalculus Examples

$\log_{7} ({(7)}^{- 0.89})$

Step 1

Use logarithm rules to move $- 0.89$ out of the exponent.

$- 0.89 \log_{7} (7)$

Step 2

Logarithm base $7$ of $7$ is $1$ .

$- 0.89 \cdot 1$

Step 3

Multiply $- 0.89$ by $1$ .

$- 0.89$