
Элементы комбинаторики

Quiz
•
Mathematics
•
10th Grade
•
Easy
Виктор Цирик
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
Сколько различных последовательностей (не обязательно осмысленных) можно составить из букв слова АВТОР?
2.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
Вычислите
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Сколькими способами могут разместиться 3 человека в четырехместном купе на свободных местах?
12
48
6
24
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Формула для вычисления размещения
Рn=n!
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
В ящике находится 15 деталей. Сколькими способами можно взять 4 детали?
1395
5634
12
4
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Сколько прямых проходит через различные пары из 4 точек, не лежащих на одной прямой?
4
5
6
7
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Даны цифры: 9, 4, 3, 5, 1. Выберите 2 цифры из заданных цифр и переставьте всеми возможными способами. Найдите количество этих способов.
20
30
10
40
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