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Mathematics 21 Online
OpenStudy (anonymous):

Identify which equation is a quadratic equation. y = 3x + 4 y + x2 = (x - 2)(x + 7) y = -4x(x - 4) + 2x y + 3 = (x + 12)(x2 + 2)

OpenStudy (anonymous):

C The only equation that ends up with a x^2

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