(x+2)(x+3), x2 + 5x + 6, (x+5)(x+7), x2 + 12x + 35, (x-2)(x+3), x2 + x - 6, (x-2)(x-3), x2 - 5x + 6, (x+5)(x-5), x2 - 25, (x+7)(x+7), x2 + 14x + 49, (3x+2)(2x+3), 6x2 + 13x + 6, (2x-1)(x+3), 2x2 + 5x - 3, (5x+2)(2x+3), 10x2 + 16x + 6, (7x-1)(2x-5), 14x2 - 37x + 5.

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