Images 4X4 12X2Y 9Y2

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4x4 12x2y 9y2. 2x^2+2y^2=5xy. 5 ( 4,4 + 5 X) = 2,5 ( 2,3 -3 X ). Y=3х+2. XY=-2 X-2y=5.
2x^2+2y^2=5xy. 5 ( 4,4 + 5 X) = 2,5 ( 2,3 -3 X ). Y=3х+2. XY=-2 X-2y=5.

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