Hỏi hàm số y = f(x) đồng biến trên K khi nào?

12-1

Quiz
•
Mathematics
•
12th Grade
•
Medium
Vinh Sư Phụ
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Khi f'(x) > 0, ∀x ∈ K
Khi f'(x) < 0, ∀x ∈ K.
Khi f'(x) = 0, ∀x ∈ K.
Khi f(x) < 0, ∀x ∈ K.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
x=1
x=0
x=2
x=3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(-∞; +∞)
(-1; +∞)
(-∞; -1) và (-1; +∞)
(-∞; -1)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hàm số luôn nghịch biến trên R
Hàm số luôn đồng biến trên R
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1
0
2
3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
x=6
x=7
x=8
x=9
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2
0
3
1
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