What is the discriminant of the quadratic equation 3 minus 4 x is equal to negative 6 x squared ?

Rewrite the equation in standard form: 6x² − 4x + 3 = 0. Here a = 6, b = −4, and c = 3, so the discriminant is b² − 4ac = (−4)² − 4(6)(3) = 16 − 72 = −56. The correct choice is negative 56.

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