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2x2 1 0
2x2 1 0 pictures 5
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2x2 1 0
2x2 4x 1 0
2x2 x 1 0
2x2 3x 1 0
2x2 x 1 8 0
8x4 2x2 1 0
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x3 2x2 1 0
x4 2x2 1 0
2x2 1 0 quadratic formula
2x2 1 0
