Open Question: differentiation question.? please help..?
using implicit differentiation, i need to solve:
d/dx (siny/y)
d/dx (siny/y)
is this the answer:
((dy/dy) (ycos y-sin y)/(y^2))
the answer book is sayin:
(y(dy/dx)cos y - sin y)/y^2
how come?
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