
Bài 1: Đơn thức, đa thức nhiều biến
Authored by Nguyễn Tình
Mathematics
8th Grade
Used 1+ times

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10 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
Xác định bậc của đa thức -3xyz2 + 2xyz - 4x2
Evaluate responses using AI:
OFF
2.
OPEN ENDED QUESTION
3 mins • 1 pt
Giá trị của đa thức M = 12xy2 - 2y tại x = 0; y = 1 là:
Evaluate responses using AI:
OFF
3.
OPEN ENDED QUESTION
3 mins • 1 pt
Hệ số của đơn thức -xy3z2 là:
Evaluate responses using AI:
OFF
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Biểu thức nào sau đây là đơn thức?
2x2+y
-6x2y
x2+2y
2x+y2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Đâu là đơn thức đã được thu gọn?
-5xyzx
-6x2y.x
-10xy
-2zxzy.y
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Phần biến của đa thức -5xyz2 là:
xyz
xyz2
-xyz2
-2xyz2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Biểu thức nào sau đây là đa thức?
3x2+2xy
3x2y
xy
2xy2
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