Trigonometry Examples

$- \log (1 \cdot 10^{5})$

Step 1

Multiply $10^{5}$ by $1$ .

$- \log (10^{5})$

Step 2

Use logarithm rules to move $5$ out of the exponent.

$- (5 \log (10))$

Step 3

Logarithm base $10$ of $10$ is $1$ .

$- (5 \cdot 1)$

Step 4

Multiply $5$ by $1$ .

$- 1 \cdot 5$

Step 5

Multiply $- 1$ by $5$ .

$- 5$