Câu 15: Gỉa sử a thoả mãn a+a−1=4. Tính a4+a−4
A. 164
B. 174
C. 184
D. 194
Đề ôn tập chương II - Giải tích 12
Quiz
•
Mathematics
•
12th Grade
•
Easy
Thành Danh Ngô Nguyễn
Used 1+ times
FREE Resource
45 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Câu 15: Gỉa sử a thoả mãn a+a−1=4. Tính a4+a−4
A. 164
B. 174
C. 184
D. 194
A
B
C
D
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Câu 7: Tính giá trị biểu thức 2560,16.2560,09
A. 16
B. 4
C. 64
D. 8
A
B
C
D
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Câu 10: Biểu thức (x−1+y−1)−1 bằng
A. 1/xy
B. 1/2xy
C. 1/3xy
D. 1/4xy
A
B
C
D
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Câu 2: Tìm tập xác định của hàm số y=(x2−x−2)√2
A. D=(−∞;−1]∪(2;+∞)
B. D=(−∞;−1)∪(2;+∞)
C. D=(−∞;−1)∪[2;+∞)
D. D=(−∞;−1)∪(3;+∞)
A
B
C
D
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Câu 5: Tính (0,04)−1,5−(0,125)−2/3
A. 120
B. 121
C. 122
D. 123
A
B
C
D
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Câu 3: Biểu thức a1/3.√a bằng
A. a7/6
B. a5/7
C. a5/6
D. a1/6
A
B
C
D
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Câu 17: Tìm số nguyên n lớn nhất thoả mãn n200<5300
A. 10
B. 11
C. 12
D. 13
A
B
C
D
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