Rules

Since logs are exponents, the rules governing logs are very similar to the laws of exponents. The most common log rules are the following:

Example 1:

Solution:

Example 2: Calculate log_l0 2 - log_l0 3.

Solution:

Example 3: Calculate 3log_l0 2.

Solution:

Example 4: Calculate 4log_lo 10.

Solution:

Example 5: Calculate (1/3)log_l0 2.

Solution:

Example 6: Calculate log_l0 1.

Solution:

Example 7: Calculate -log_l0 2.

Solution: