Find dy/dxdy/dxdy/dx for x2+xy+y2=3x^2 + xy + y^2 = 3x2+xy+y2=3.
−(2x+y)/(x+2y)-(2x+y)/(x+2y)−(2x+y)/(x+2y)
(2x+y)/(x+2y)(2x+y)/(x+2y)(2x+y)/(x+2y)
−(x+2y)/(2x+y)-(x+2y)/(2x+y)−(x+2y)/(2x+y)
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