
Trắc Nghiệm Toán 8

Quiz
•
Mathematics
•
8th Grade
•
Hard
Yen Dao Thu
FREE Resource
Student preview

136 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tổng số đo bốn góc của một tứ giác bằng:
900
1800
2700
3600
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Hình bình hành có hai đường chéo vuông góc là:
hình vuông
hình chữ nhật
hình thang
hình thoi
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kết quả của phép tính (a + b)2 - (a - b)2 bằng:
2a2
2b2
4ab
0
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Giá trị của biểu thức (x - y)(x2 + xy + y2) khi x = 5, y = 3 bằng:
134
114
16
98
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Kết quả phân tích đa thức 5x3 - 10x2y + 5xy2 thành nhân tử là :
-5x(x + y)2
x (5x - y)2
5x ( x - y)2
x ( x + 5y)2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Phân tích đa thức 2x2 (3x + y) - 4x ( 3x + y) thành nhân tử được kết quả là
2x (3x + y)
x(3x + y)(x - 2)
2(3x + y)(x - 2)
2x(3x + y)(x - 2)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tích(x + 2y)( x - 2y)
x2 - 2y2
x2 + 4y2
x2 - 4y2
x - 4y
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