Question 1 : 2x²-18 a pour forme factorisée:
QUIZZ STMG 3

Quiz
•
Mathematics
•
10th Grade
•
Hard
Carole Gueyffier
Used 12+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
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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