
2ºB - Recuperação em matemática R.01 - 1º Trimestre
Authored by ELEN FERREIRA
Mathematics
11th Grade
Used 1+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 3 pts
Qual o valor de x na equação 2x + 4 = 8 ?
2
4
6
8
2.
MULTIPLE CHOICE QUESTION
1 min • 3 pts
O valor de x na equação 2x - 10 = 10 é:
3
10
5
10/3
3.
MULTIPLE CHOICE QUESTION
1 min • 3 pts
Qual a raiz da equação 5x = 30?
5
6
7
8
4.
MULTIPLE CHOICE QUESTION
5 mins • 3 pts
Quais os coeficientes?
a = 6
b = 2
c = 1
a=9
b= - 6
c = 1
a= 9
b= 6
c= 1
a= 2
b= 6
c= 1
5.
MULTIPLE CHOICE QUESTION
5 mins • 3 pts
A solução da equação x² = 100, é:
50 e - 50
0 e 10
Não tem raízes reais
0 e - 10
10 e - 10
6.
MULTIPLE CHOICE QUESTION
1 min • 3 pts
Qual a solução da equação x² = 9 ?
S = {- 3 , 3}
S = {- 9 , 9}
S = {3}
S = {9}
7.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
Quanto vale 3% de 300?
3
10
30
90
9
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