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Xem môn họcAlgebra 2 — Semester A
Algebra 2 · Semester A TEKS 4A-4F
MediumDiagram

For the parabola shown, what is the sign of the discriminant?

xy

APositive (D > 0, so the parabola crosses the x-axis at two points)
BZero (a single repeated root, tangent to x-axis)
CNegative (no real roots — parabola does not cross x-axis)
DCannot tell without the equation

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