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QUIZZ STMG 3

Authored by Carole Gueyffier

Mathematics

10th Grade

Used 13+ times

QUIZZ STMG 3
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15 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Question 1 : 2x²-18 a pour forme factorisée:

2(x-3)(x+3)

2(x-3)²

2(x+3)²

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Question 2 : l'expression 4x²-12x+9 a pour forme factorisée:

(2x-3)(2x+3)

(2x+3)²

(2x-3)²

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Question 3 : l'expression 25x²+60x+36 a pour forme factorisée:

(5x-6)²

(5x+6)(5x-6)

(5x+6)²

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Question 4 : l'équation 4x²-100=0 a pour solution(s)

2.5

5 et -5

10

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Question 5 : l'expression (4-x)(5x-3)-(4-x)(2x+7) a pour forme factorisée:

(4-x)(3x-10)

(4-x)(7x+4)

-3x²+22x-40

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Question 6 : Un prix subit une baisse de 20%, cela revient à le multiplier par:

1.2

0.2

0.8

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Question 7 : un prix subit une hausse de 20% cela revient à le multiplier par:

1.2

0.2

0.8

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