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  • 11-02-2017
  • Mathematics
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I f 5 x 2 − 2 x y + 7 y 2 = 0 t h e n d y d x =

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remibell
remibell remibell
  • 11-02-2017
do u want the first or second derivative
df/dx= 10-2y,     df/dy= -2y+14, 
 then second deriv is   df/dxdy=-2
 df/dydx=0
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