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2011 AMC 10B Problems/Problem 15: Revision history

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  • curprev 20:0320:03, 25 May 2011 Gina talk contribs 1,266 bytes +1,266 Created page with '== Problem 15 == Let <math>@</math> denote the "averaged with" operation: <math>a @ b = \frac{a+b}{2}</math>. Which of the following distributive laws hold for all numbers <math…'
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