Se Liga - 2 trimestre (última chance)
Quiz
•
Mathematics
•
9th Grade
•
Hard
+3
Standards-aligned
Used 2+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Quais os coeficientes 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
2.
MULTIPLE CHOICE QUESTION
1 min • 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
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A solução da equação x² = 100, é:
50 e - 50
0 e 10
Não tem raízes reais
0 e - 10
10 e - 10
Tags
CCSS.8.EE.A.2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A solução da equação x² + 9 = 0, é:
9 e - 9
3 e - 3
Não tem raízes reais
81 e - 81
0 e - 3
Tags
CCSS.HSA-REI.B.4B
CCSS.HSN.CN.C.7
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
A solução da equação x² + 4x = 0, é:
4 e - 4
0 e 4
0 e - 4
2 e - 2
0 e - 2
Tags
CCSS.HSA-REI.B.4B
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
A equação que representa a área do retângulo é:
4x² = 256
4x = 256
5x = 256
4x² + 256 = 0
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
As raizes da equação são:
1 e 4
4 e 5
-1 e -4
não existe raiz Real
Tags
CCSS.HSA-REI.B.4B
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