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4x^2 + 9xy − y^2 = 8 implicit differentiation

4x^2 + 9xy − y^2 = 8 implicit differentiation
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4 votes
4x^2 + 9xy − y^2 = 8
implicit differentiation

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User Sara Hamad
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7.8k points

1 Answer

7 votes
4x^2 + 9xy - y^2 = 8
8x + 9xf'(x) + 9y - 2yf'(x) = 0
f'(x) (2y - 9x) = 8x + 9y
f'(x) = (8x + 9y)/(2y - 9x)
answered
User Ganbin
by
8.2k points
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