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Calcul littéral #2

Authored by Amandine Picart

Mathematics

9th - 10th Grade

CCSS covered

Used 49+ times

Calcul littéral #2
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Développer (3x+1)²

3x²+3x+1

9x²+3x+1

9x²+6x+1

9x²+6x−1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Factoriser, si possible, l'expression suivante : 4x − 4

4(x − 1)

x

4x − 4

4x (1 − x)

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Réduire, au maximum, l'expression suivante : 5x − 2 y + 3x + 4y

2x − 2y

10xy

8x − 2y

8x + 2y

Tags

CCSS.7.EE.A.1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Résoudre l'équation : (x − 3)(x + 2) = 0

x = 3 ou x = 2

x = − 3 ou x = − 2

x = 3 ou x = − 2

x = − 3 ou x = 2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Résoudre l'équation : (2x − 3)(− x + 2) = 0

x = 2/3 ou x = 2

x = − 3/2 ou x = − 2

x = 3/2 ou x = 2

x = 1 ou x = 2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Factoriser l'expression suivante : x² − 25

(x − 5)²

(x − 25)(x + 25)

(x + 5)²

(x − 5)(x + 5)

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Résoudre l'équation suivante : x² = − 1

x = 1

x = − 1

x = 1 ou x = − 1

il n'y a pas de solution réelle

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