raihaan7
raihaan7
24-10-2016
Mathematics
contestada
4x^2 + 9xy − y^2 = 8
implicit differentiation
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nobillionaireNobley
nobillionaireNobley
28-10-2016
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)
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