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Mathematics 9 Online
OpenStudy (anonymous):

ln x/cos x dx, what is the 2nd derviative?

hartnn (hartnn):

whats the entire question ?? whats dx doing sitting there besides ln x/cos x ?

OpenStudy (anonymous):

respect to x.

hartnn (hartnn):

so, the question is find 2nd derivative of ln x/ cos x, w.r.t x, right ?? heard of quotient rule ?

OpenStudy (anonymous):

yeah im am good for 1st derivative, just want to see if im on right track before proceeding with 2nd derivative.

hartnn (hartnn):

i'll verify for you, show me what you got for 1st derivative...

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