Product Rule of Logarithms - Problem 4 222 views

The product rule can be used to expand a log that has a product in the input into multiple logs (with the same base) that are being added together. Alternatively, it can also be used to take a sum of logs (again, with the same base) and condense or combine them into a single log. To help avoid common mistakes, try to condense the logs into a single product before moving any exponents with the power rule.

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