Unit
Inverse, Exponential and Logarithmic Functions
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
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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
Some items decrease in value over time, and we can use exponential modeling to predict how much they'll be worth after a certain amount of time or how long until it reaches a certain value. Depending on where the unknown quantity lies in the formula set up, you may need to use the change of base formula to evaluate a log. Remember that since the value is decreasing, we'll use 1 minus a rate in the parentheses, and be sure to write the rate as a decimal.
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