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Mathematics 20 Online
OpenStudy (anonymous):

suck at this so can some on give me the 1st and 2nd derivatives of: 3Asin2t + 3Bcos2t Its my guess for my y in a diff. eq.

OpenStudy (anonymous):

y' = 6A cos2t - 6B sin2t y" = -12A sin2t - 12B cos2t

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