
ÔN TẬP HK1 - TOÁN 8 - 2024-2025

Quiz
•
Mathematics
•
8th Grade
•
Medium
Thuan Phan
Used 19+ times
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong các biểu thức sau, biểu thức nào không là đơn thức?
2x + 3
3x
-4x2y
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong các biểu thức sau, biểu thức nào không là đơn thức?
12x
3x - 7y
-7y
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hằng đẳng thức hiệu của hai bình phương là
(A - B)2 = A2 – 2AB + B2
(A + B)2 = A2 + 2AB + B2
(A - B)2 = A2 – 2AB - B2
A2 - B2 = (A + B) (A – B).
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hằng đẳng thức hiệu của hai bình phương là
A2 - B2 = A2 – 2AB + B2
(A - B)2 = A2 - 2AB + B2
(A - B)2 = A2 – 2AB - B2
A2 - B2 = (A + B) (A – B).
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hằng đẳng thức bình phương của một hiệu là
(A - B)2 = A2 – 2AB + B2
(A + B)2 = A2 + 2AB + B2
(A - B)2 = A2 – 2AB - B2
A2 - B2 = (A + B) (A – B).
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Khai triển hằng đẳng thức (x - 2)2 ta được
x2 + 4x + 4
x2 - 4x + 4
x2 - 4x + 2
x2 - 2x + 4
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Khai triển hằng đẳng thức (x + 3)2 ta được
x2 + 6x + 9
x2 - 6x + 9
x2 - 3x + 9
x2 - 6x + 3
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