tính tổng a+b+c

tính tổng a+b+c

9th Grade

15 Qs

quiz-placeholder

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tính tổng a+b+c

tính tổng a+b+c

Assessment

Quiz

Other

9th Grade

Practice Problem

Hard

Created by

Te Muỗng

Used 2+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

cho phương trình x2 + 4x + 4 =0 thì a +b +c = ?

9

8

7

6

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

cho phương trình x2 + 4x - 4 =0 thì a +b +c = ?

1

2

3

4

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

cho phương trình -x2 + 4x + 4 =0 thì a +b +c = ?

7

8

9

10

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

cho phương trình -x2 - 4x + 4 =0 thì a +b +c = ?

-3

0

-1

9

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

cho phương trình -x2 - 4x - 4 =0 thì a +b +c = ?

-1

9

8

-9

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

cho phương trình x2 + x + 1 =0 thì a +b +c = ?

1

2

3

4

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

cho phương trình x2 + 4x =0 thì a +b +c = ?

3

4

5

6

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