Which equation has an a-value of –2, a b-value of 1, and a c-value of 3?

A quadratic in standard form is written as 0 = ax² + bx + c. The equation 0 = –2x² + x + 3 has a = –2, b = 1, and c = 3, so choice A is correct. Choice C has no x-term, so its b-value is 0, not 1.

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