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integrate 3.5sin((pi/12)(t-6)) + 3.5 - (2cos((pi/12)(t-6)) + 2) from t=6.54 to 12
integrate 3.5sin((pi/12)(t-6)) + 3.5 - (2cos((pi/12)(t-6)) + 2) from t=6.54 to 12
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