13.1 Retour algèbre + Identifier inconnues
Quiz
•
Mathematics
•
8th Grade
•
Hard
Jonathan Lepage
Used 29+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dans une expression algébrique "termes semblables" veut dire:
mêmes variables
mêmes variables affectées des mêmes exposants
mêmes coefficients devant les variables
mêmes exposants sur les mêmes variables et mêmes coefficients devant
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quels sont les termes semblables dans l'expression:
6xy2 - 5xy + 3x2y - 7 - 4x2y - 7a
7 et -7a
3x2y et 4x2y
6xy2 et - 4x2y
-4x2y et 3x2y
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quel est le terme constant dans cette expression algébrique?
3b-2b-8c-74
3b
74
8c
-74
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4x3- x7y + 7
Le coefficient du deuxième terme est :
4
1
-1
7
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quels sont les variables dans cette expression algébrique?
12g2h - 5g+3
g2, h, g
g, h
g2h, g
3
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Distribue le coefficient à l'intérieur de la parenthèse suivante:
-5(3x+2z-4)
-15x+10z-20
-15x+2z-4
15x-10z-4
-15x-10z+20
8x+7z-9
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Distribue le coefficient à l'intérieur de la parenthèse suivante:
5(-x+13y+2)
5x+65y+7
-5x+18y+10
-5x+65y+10
-5x+187+7
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