Digital SAT Math Practice Question #1652
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Vertex x-value is the average of roots: (2 + (-8)) / 2 = -6 / 2 = -3.
The vertex of a parabola lies exactly midway between its two x-intercepts: \(x = \frac{2 + (-8)}{2} = \frac{-6}{2} = -3\)....
Distractor Analysis: Trap choice eliminates careless test-takers who confuse roots with coordinates...
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