Write standard form and identify a, b, and c.x2 - 3x - 1 = 0
A. x2 - 3x = 1; a = 1, b = -3, c = 1
B. x2 - 3x - 1 = 0; a = 1, b = 3, c = 1
C. x2 - 3x - 1 = 0; a = 0, b = -3, c = -1
D. x2 - 3x - 1 = 0; a = 1, b = -3, c = -1
Answer: D
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