
Câu hỏi về biểu thức đại số
Quiz
•
Mathematics
•
8th Grade
•
Hard
Ly Nguyễn
Used 3+ times
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31 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Câu 1: Trong các biểu thức đại số sau, biểu thức nào không phải đơn thức?
A. 2
B. x³y²
C. 5x + 9
D. x
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Câu 2: Trong các biểu thức đại số sau, biểu thức nào không phải đơn thức?
A. 2x⁶y⁷
B. 3xy
C. x² + y
D. x − 2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Câu 3: Trong các biểu thức đại số sau, biểu thức nào là đơn thức?
A. 2 + x²y
B. x + 1
C. x³y + 7x
D. x⁴y⁵
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Câu 4: Trong các biểu thức đại số sau, biểu thức nào là đơn thức?
A. x + y
B. 7x³y²
C. 3x − 2
D. 2020x + 7y²
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Câu 5: Sau khi thu gọn đơn thức 2·(−3x³y)y² ta được đơn thức:
A. -6x²y³
B. -6x³y³
C. -6x³y²
D. 6x³y³
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Câu 6: Sau khi thu gọn đơn thức (3x²y)·(xy²) ta được đơn thức:
A. 3x³y
B. 3x³y³
C. -3x³y
D. -3x³y³
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Câu 7: Tìm phần biến trong đơn thức 100abx²yz với a, b là hằng số
A. xyz
B. 100x²yz
C. x²yz
D. x²
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