
TOÁN 8 | ĐA THỨC + HẰNG ĐẲNG THỨC | T2 24/6/2024
Authored by Vinh Sư Phụ
Mathematics
8th Grade
Used 1+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nhân đa thức (2x + 3)(x - 5) =
2x2 - 10x + 3
2x2 - 7x - 15
2x2 - 7x + 15
2x2 - 5x + 3
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nhân đa thức (x2 + 2x + 1)(x - 3) =
x3 - x2 - 2x -3
x3 - x2 - 2x +1
x3 - x2 + 5x -3
x3 - x2 - 5x -3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
chia đa thức (x3 - 4x2 + 5x - 2) : (x - 2) =
x2 - 2x + 1
x2 - 2x + 2
x2 - 2x + 3
x2 - 2x + 4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chia đa thức (x3 + 2x2 - x - 2) : (x + 1) =
x2 + x - 2
x2 + x - 1
x2 - x - 2
x2 - x + 2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chia đa thức (x4 - x3 + x - 1) : (x - 1) =
x3 + 1
x3 - x2 + 1
x3 - x2 + x
x3 + x2 + x + 1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
khai triển hằng đẳng thức (2x + 7)2
4x2 + 28x + 49
4x2 + 14x + 49
2x2 + 28x + 49
4x2 + 28x + 14
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
khai triển hằng đẳng thức (5 - 2a)2
25 - 20a + 4a2
25 + 20a + 4a2
25 - 20a - 4a2
25 + 20a - 4a2
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