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Yuki888 [10]
3 years ago
14

I f 5 x 2 − 2 x y + 7 y 2 = 0 t h e n d y d x =

Mathematics
1 answer:
adelina 88 [10]3 years ago
6 0
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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