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 one year ago
double derivative of y = 5cosx be y'' = 5cosx or cosx? I believe it's + cosx but I wanna make sure.
 one year ago
double derivative of y = 5cosx be y'' = 5cosx or cosx? I believe it's + cosx but I wanna make sure.

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myininaya
 one year ago
Best ResponseYou've already chosen the best response.2And what did you get for y'?

lalokio
 one year ago
Best ResponseYou've already chosen the best response.0y' = 5sinx . I'm assuming the  cancels out since it's already .

myininaya
 one year ago
Best ResponseYou've already chosen the best response.2y' is correct So what is derivative of sin(x)? And don't forget to bring our constant multiple down.

myininaya
 one year ago
Best ResponseYou've already chosen the best response.2And yes a negative times a negative is a positive.

myininaya
 one year ago
Best ResponseYou've already chosen the best response.2Right so y''=5cos(x)
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