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More BC Level Problems

AB Level Problems
AP Calculus BC Level Graphing Calculator Skills

A Solution to Problem #3
Recall the law of logarithms. . .

and use the derivative. . .

Using the derivative and the Laws of Logarithms

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The problems have been reprinted with permission by the College Board, the copyright owner, and may not be mass distributed or resold, electronically or otherwise.  Solutions to these problems were suggested by Randolph Cooper, Shirley Gray and Stewart Venit. Unauthorized use, reproduction, duplication, editing, or dissemination of this material, in part or in whole, is forbidden by law.