Images 6 2X 1 2 25 X

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6 2x 1 2 25 x. 25x^2-10xy+y^2. X2+14xy+49y2. X2-y2+14y-49. 16x2=49.
25x^2-10xy+y^2. X2+14xy+49y2. X2-y2+14y-49. 16x2=49.

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