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Expanding Logarithms - Problem 5
MA, Stanford University
Teaching in the San Francisco Bay Area
Alissa is currently a teacher in the San Francisco Bay Area and Brightstorm users love her clear, concise explanations of tough concepts
The most common mistakes in using the quotient rule come in imprecision with subtracting more than one log. This happens when the bottom of the fraction is a product: that product will be re-written as a sum, but that entire quantity is subtracted. Be extremely careful with distributing negatives, because a small mistake in a plus or minus can have a big impact on your expanded form.
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