Images Y 2 8Y 4X

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Y 2 8y 4x. Y=2x2. X^2+Y^2=9. 4x 2 9y 2 40x 36y 100 0. Y^2-2x+4>0 эллипс?.
Y=2x2. X^2+Y^2=9. 4x 2 9y 2 40x 36y 100 0. Y^2-2x+4>0 эллипс?.

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