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Mathematics 9 Online
OpenStudy (anonymous):

find dy/dx if xcosy-y^2 = 4 - x^2.

OpenStudy (anonymous):

i got (-2x) / [ -xSin(y-y^2) + 2xySin(y-y^2) + Cos(y-y^2) ]

OpenStudy (anonymous):

used implicit differentiation and product rule

OpenStudy (anonymous):

not sure it's correct

OpenStudy (anonymous):

|dw:1336497104841:dw| solve for y'...

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