Expressões algébricas e equações

Quiz
•
Mathematics
•
8th Grade
•
Hard
EMILLY GONZALES JOLANDEK
Used 2+ times
FREE Resource
22 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Sabendo que m = - 7 e p = 5, qual o valor da expressão 2m + 2p?
-12
-2
24
-4
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Qual é o coeficiente numérico do termo -17ab²
-17
17
ab²
-ab²
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
O valor de x² - y² para x = 3 e y = 2 é:
2
5
13
8
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
A parte literal do termo algébrico -0,125a²b³ é
ab
-ab
a²b³
-a²b³
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
José tem 12 anos, a expressão algébrica que representa a idade de José teve há x anos atrás é:
12+x
x - 12
12-x
7
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
A diferença entre um número e o triplo de outro número.
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Considerando a = 2 ; b = 4 e c = 5, o valor numérico da expressão b² - 4.a.c é :
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