The electric current i (in A) in a certain circuit is given by i = 3.8cos2(t+0.20), where

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The electric current i (in μA) in a certain circuit is given by i = 3.8cos2π(t+0.20), where t is the time in seconds. Sketch three cycles of this function.

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Basic Technical Mathematics

ISBN: 9780137529896

12th Edition

Authors: Allyn J. Washington, Richard Evans

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