
Phân Tích Đa Thức
Quiz
•
Mathematics
•
8th Grade
•
Hard
Ngoc Huong Huynh
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Phân tích đa thức bậc hai: x^2 + 5x + 6 thành nhân tử là gì?
(x + 1)(x + 6)
(x + 2)(x + 3)
(x + 3)(x + 2)
(x + 2)(x + 4)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Phân tích đa thức bậc hai: 2x^2 - 8x thành nhân tử là gì?
2x(x - 4)
2(x^2 - 4x)
x(2x - 8)
(2x - 8)(x + 1)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Phân tích đa thức bậc ba: x^3 - 3x^2 - 4x + 12 thành nhân tử là gì?
(x + 2)(x + 3)(x - 1)
(x - 1)(x + 3)(x - 4)
(x - 2)(x + 3)(x + 4)
(x - 2)(x - 3)(x + 2)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Áp dụng quy tắc phân tích: x^2 - 9 có thể viết lại như thế nào?
(x - 2)(x + 2)
(x - 1)(x + 1)
(x - 3)(x + 3)
(x - 4)(x + 4)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Nhận diện hệ số và hằng số trong đa thức: 3x^2 + 2x - 5?
Hệ số: 2, -5; Hằng số: 3
Hệ số: 3, 5; Hằng số: 2
Hệ số: -3, 2; Hằng số: 5
Hệ số: 3, 2; Hằng số: -5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Phân tích đa thức bậc hai: x^2 - 4 thành nhân tử là gì?
(x - 2)(x - 2)
(x - 1)(x + 1)
(x - 2)(x + 2)
(x - 4)(x + 4)
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Phân tích đa thức bậc ba: x^3 + 2x^2 - 5x - 10 thành nhân tử là gì?
(x + 5)(x - 2)(x + 1)
(x - 1)(x + 3)(x - 3)
(x - 2)(x + √5)(x - √5)
(x + 2)(x - √5)(x + √5)
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