Повторення 11 кл

Quiz
•
Mathematics
•
11th Grade
•
Hard
Олена Шмиголь
Used 4+ times
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Яке число є періодом функції y=cos3x?
π/2
π/3
2π/3
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Укажіть множину значень функції y=cosx+3
[-1;1]
[2;4]
[0;2]
[0;3]
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Якого найбільшого значення набуває функція f(x)=2cos²x-5?
-3
-5
-7
-1
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Знайдіть область визначення функції
(–∞; ∞)
[–2; 2]
(–2; 2)
(–∞; –2]∪[2; +∞)
(–∞; –2)∪[2; +∞)
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Обчислити
22
5
4
2.5
1
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Обчислити
1
4
22
2,5
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Визначте відсоток солі у розчині, якщо відомо, що в 300 г розчину міститься 15 г солі.
15 %
20 %
2 %
5 %
10 %
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