bmelyk
find the second derivative of: 5cos(x)



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bmelyk
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my first was: 5sin(x)

bmelyk
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would my second be: 5cos(x)?

hartnn
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take its derivative to find 2nd derivative

hartnn
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yes.

hartnn
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thats correct

hartnn
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any doubts ?

bmelyk
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no doubts : )

hartnn
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:)