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Simplify the expression x(2x + 3) + (x - 3)(x - 4)

User Marionebl
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x(2x + 3) + (x - 3)(x - 4)
=2x^2 + 3x +x^2 -3x -4x + 12
=3x^2 - 4x + 12
User Caeus
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