Tìm nghiệm của phương trình sau:
CAO THỦ CASIO

Quiz
•
Mathematics
•
9th - 12th Grade
•
Hard

Quy Kim
Used 1K+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
x = 9
x = 3
x = 4
x = 10
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Phương trình có 2 nghiệm ; khi đó tích bằng:
16
36
22
32
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Cho hàm số . Giá trị lớn nhất của hàm số trên khoảng bằng:
-1
3
1
7
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Cho , với a,b là các số hữu tỉ. Tính
S = 0
S = 2
S = -2
S = 1
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Tìm tập xác định D của hàm số
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Tìm tất cả các giá trị của m để hàm số đồng biến trên [1;2]
7.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
Cho số phức z thỏa mãn . Tính mô-đun của số phức
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