Combine as perguntas com as respostas :
NIVELAMENTO 2º série F

Quiz
•
Mathematics
•
2nd Grade
•
Hard
Used 2+ times
FREE Resource
20 questions
Show all answers
1.
MATCH QUESTION
1 min • 1 pt
- 25
21 = h + 4
25
- 4 = h + 21
17
21 = h - 4
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dadas às expressões algébricas 2x = 70 e 2x = 50 , qual o valores encontrados?
25 e 45
35 e 45
25 e 35
35 e 25
3.
MATCH QUESTION
1 min • 1 pt
Combine as seguintes equações do 1º grau com suas respostas :
3
7 + x = 9
- 9
8 + x = 14
6
x + 15 = 6
2
x + 7 = 10
- 15
x + 11 = - 4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quais são os valores dos coeficientes da equação x² + 56 - 2x =0 ?
a= 1, b = 56, c = -2
a=1, b=-2, c=56
a=2, b=2, c=56
a=1. b=2, c=56
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Quais são os coeficientes numéricos dessa Equação?
a = 6
b = 2
c = 1
a = 9
b = -6
c = 1
a = 9
b = 6
c = 1
a = 2
b = 6
c = 1
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Qual das equações abaixo é do segundo grau?
x² + 3x - 1 = x² + 10
0x² + 4x – 3 = 0
x + x + 6 = 0
x · (x - 5) = 0
2x³ - 8x² - 2 = 0
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Quantas equações incompletas há?
1- x² + 6x = 0
2- 4x² + 7x = -2
3- 19x² = 0
4- 3x² - 7x - 6 = 0
5- 3 + 5x² = 0
1
2
3
4
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