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Calcul littéral - acte 1 -

Authored by Amandine Tedoldi

Mathematics

1st - 6th Grade

Used 14+ times

Calcul littéral - acte 1 -
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11 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Dans ma trousse:

crayons rouges : x

crayons verts: 4 de moins que les crayons rouges

crayon bleu : le double des crayons verts

le nombre de crayons bleus est de:

x - 4 . 2

2 ( x - 4 )

x + 4 . 2

2( x + 4 )

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Choisir un nombre n, le multiplier par quinze, puis ajouter dix au résultat:

(n + 10) . 15

15n + 10

n + 15 . 10

10n + 15

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

Quel est le périmètre en fonction de x?

2x + 720\sqrt{720}

3x + 720\sqrt{720}

x3x^3 + 720\sqrt{720}

x720 + 2xx\sqrt{720}\ +\ 2x

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

simplifier l'écriture

5 . ( y + 6 )

30y

5( y + 6 )

5(6y)

Je ne peux pas simplifier

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Simplifier:

2 . x . x + 2

4x

4x²

4x² + 2

2x² + 2

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

simplifier :

( b · 3 ) + ( a · 2 )

b3 + a2

5ab

3b + 2a

2 ( a + b)

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

réduire et ordonne:

a . b . a² . 3

3a²b²

aba²3

3a3b

3a3

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