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Tuần 3 _Đề số 3

Authored by MATH WITCH

Mathematics

9th Grade

Used 5+ times

Tuần 3 _Đề số 3
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31 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

1

-2

-1

2

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

30

10

-10

-15

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Hệ phương trình nào sau đây có nghiệm (x; y) = (-1; 2)?

Media Image
Media Image
Media Image
Media Image

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Trong các phương trình bậc hai sau đây, phương trình nào có hai nghiệm trái dấu?

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Phương trình nào sau đây có tổng hai nghiệm bằng 4?

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

0

2

1

4

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