
Equação do 2º grau: a, b e c
Authored by ANTONIO LEODIR DE OLIVEIRA
Financial Education
8th Grade
Used 15+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Os valores de a, b e c na equação -3x² + 12x - 30 são:
a = -3
b = 12
c = - 30
a = 12
b = - 3
c = -30
a = 3
b = - 12
c = 30
a = 3
b = 12x
c = 30
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Os valores de a, b e c na equação -3x² + 12x = 0 são:
a = -3x²
b = 12
c = 0
a = 12
b = 0
c = 12
a = - 3
b = 12
c = 0
a = 3
b = 0
c = 12
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Os valores de a, b e c na equação 2x² - 50 = 0 são:
a = 2x²
b = 0
c = - 50
a = 2
b = 0
c = 50
a = 2
b = - 50
c = 0
a = 2
b = 0
c = - 50
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Os valores de a, b e c na equação 3x² - 12x + 30 são:
a = -3
b = 12
c = - 30
a = 12
b = - 3
c = -30
a = 3
b = - 12
c = 30
a = 3
b = 12x
c = 30
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Os valores de a, b e c na equação - 10 + 6x² - 7x = 0 são:
a = -10
b = 6
c = -7
a = 6
b = -7
c = - 10
a = 2
b = 6
c = -7
a = 10
b = -6
c = 7
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Os valores de a, b e c na equação 10 - 6x² +7x = 0 são:
a = -10
b = 6
c = -7
a = -6
b = -7
c = 10
a = -6
b = 7
c = 10
a = 10
b = -6
c = 7
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Os valores de a, b e c na equação 8x² - 16 + 7x = 0 são:
a = 2
b = 8
c = -16
a = 6
b = -7
c = - 10
a = 8
b = 7
c = -16
a = 8
b = -16
c = 7
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