Câu 1: Tích (x+1)(2x – 3) có kết quả bằng:
ygkb8
2nd Grade
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ygkb8
Quiz
•
Professional Development, English
•
2nd Grade
•
Easy
Khang Đỗ
Used 8+ times
FREE Resource
74 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 3: Điền vào chỗ trống:
A. 2x.
B. 4x.
C. – 4x.
D. – 2x.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 3: Tính giá trị của biểu thức
A. 10.
B. 100
C. 1000.
D. 10000.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 4: Điền vào chỗ trống: ………... = ( 2x – 1 )( 4x2 + 2x + 1 )
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 5: Phân tích đa thức thành nhân tử
A. 2x( 2x – 3 ).
B. 2x( 2x + 3 ).
C. 2x( x – 3 )
D. x( 4x – 6 )
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 6: Tìm x, biết:
A. x = 0.
B. x = 15.
C. x = 0 hay x = 15.
D. x = 0 hay x = – 15.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Câu 7: Phân tích đa thức thành nhân tử
A. ( 2x + y )3
B. ( 2x – y )3
C. ( x – y )3
D. ( 2 – y )3
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