Question

24) a) Find d dy/dx
i) x² + y²=1 ,2)xy=c²​

Answer 1

Answer:

1) x² + y² = 1

by  differentiating both side

2x + 2yy' = 0

y' = -x/y

2) xy = c²

by  differentiating both side

y + y'x = 0

y' = -y/x

Answer 2

Answer:

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