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Développer des expressions

Authored by piorun piorun

Mathematics

2nd Grade

Used 74+ times

Développer des expressions
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10 questions

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1.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Quand on développe 7(a - 3) on obtient:

7a - 3

7xa - 7x3

7a - 73

7a - 21

2.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Quand on développe 5a(8 - 3a) on obtient:

40a - 15a²

40a - 15a

a(40 - 15a)

5ax8 - 5ax3a

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

-6(3a - 5) est égal à:

-18a + 30

-18a - 30

-9a - 11

-18a - 5

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Quand on développe -4 x (8a + 3) on obtient:

-48a + 3

-32a + 3

-32a + 12

-32a -12

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Quand on développe 6b(b + 3) on obtient:

6bb + 3

6b2 + 18b

6b2 + 3

6b + 3b

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Développer l'expression:

(6a-3)+2a

8a-3

3a+2a

5a

5a²

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Quand on développe cette expression (2a+1)(a+2) on obtient:

3a+3

2a²+3a+2

5a+2

4a²+2a

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