
Объединение и пересечение числовых промежутков
Quiz
•
Others
•
6th Grade
•
Hard
Aruka Aruka
Used 5+ times
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14 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Записать в виде промежутка множество чисел, удовлетворяющих двойному неравенству: -3 < x ≤ 5.
(-3; 5]
[-3; 5]
(-3; 5)
[-3; 5)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Записать в виде двойного неравенства множество чисел, изображённых на координатной прямой.
0 ≤ x ≤ 2
0 < x < 2
0 ≤ x < 2
0 < x ≤ 2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Записать в виде двойного неравенства множество чисел, принадлежащих промежутку (-2; 3).
-2 ≤ x ≤ 3
-2 < x ≤ 3
-2 ≤ x < 3
-2 < x < 3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Изобразить на координатной прямой множество чисел, принадлежащих промежутку [-7; 2].
А
В
С
D
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Записать в виде промежутка множество чисел, изображённых на координатной прямой.
[-3; 0]
[-∞; -3]
(-∞; -3]
(-∞; -3)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
С помощью координатной прямой найти пересечение промежутков (-2; 3) и [1; 5].
(-2; 5]
[1; 3)
[1; 3]
[-2; 5)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
С помощью координатной прямой найти объединение промежутков [-3; 2) и [0; 4).
[-3; 4)
[0; 2)
(-3; 4]
[0; 2]
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