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anonymous
 4 years ago
Find the tangent of the line to the curve at the given point.
cos(xy)+siny=sqrt(2)
(pi/2,pi/4)
tell me the steps? please.
anonymous
 4 years ago
Find the tangent of the line to the curve at the given point. cos(xy)+siny=sqrt(2) (pi/2,pi/4) tell me the steps? please.

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anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0more implicit differentiation and lots of chain rule :D

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0\[{\frac {\sin \left( xy \right) }{\sin \left( xy \right) +\cos \left( y \right) }} \]

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0sin(xy)/(sin(xy)+cos(y))

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0your m will be 1/2 if you evaluate it at (pi/2,pi/4) then you use y=mx+b plug in y m and x and solve for b

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0this might help http://www.khanacademy.org/math/calculus/differentialcalculus/v/implicitdifferentiationpart2
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