تم الحل ✓
categoryرياضيات
schoolبكالوريوس
event_available2026-07-15
السؤال
Transcribed Image Text:
(1 point) For the set S = {(x, y) : 0≤ x ≤ 1,0≤ y ≤ 1}, determine whether the following arguments are correct or incorrect:
1. The set is not convex because it is bounded.
▼ 2. The set is convex because it is compact.
▼ 3. The set is convex because it is the intersection of convex sets
{(x, y) x>0} {(x, y): x <1}{(x, y) : y> 0} {(x, y): y ≤ 1}.
▼ 4. The set is convex because it is closed.
▼ 5. The set is convex because it is path-connected.
6. The set is not convex because it does not contain B(0; 1).
▼7. The set is convex because it is star-shaped, i.e. Vp Є S, Vt E [0, 1], tp = S.
8. The set is convex because Va, b = S, Vt = [0, 1], ta + (1 − t)b = S.
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