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4x2 5x
4x2 5x pictures 5
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4x2 5x
4x2 5x
4x2 5x 6 0
4x2 5x 6
4x2 5x 0
4x2 5x 3 0
4x2 5x 1
4x2 5x 6x2 3x
4x2 5x 12 0 nature of roots
4x2 5x 12 0 discriminant
4x2 5x 12
