alleryThe equation of a parabola is simplest when the vertex is at the:
AOutline
BOpening
COverlap
DOrigin
Answer & Solution
Correct answer: D. Origin
1. Placing the curve conveniently removes constant terms.
2. The most convenient place is the coordinate reference point.
3. The equation of a parabola is simplest if the vertex is at the origin.
4. The axis of symmetry then lies along an axis.
_Source: syllabus Mathematics, Ch 10 'Conic Sections'_
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