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Periodic Phenomena

Q1Chapter 3.1Medium

The function ff is periodic with period 88. On 0≤x≤80\le x\le 8, the graph of ff is made of line segments joining (0,−1)(0,-1), (2,3)(2,3), (3,3)(3,3), (6,−3)(6,-3), and (8,−1)(8,-1). What is the average rate of change of ff over the interval 42≤x≤4642\le x\le 46?

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