FUNÇÃO QUADRÁTICA
Quiz
•
Mathematics, Education
•
11th Grade
•
Practice Problem
•
Easy
Marvin Medeiros
Used 5+ times
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26 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quadrática
Afim
Inversa
Constante
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
O que define uma equação de 2º grau?
Vários "x".
Um dos "x" é elevado ao quadrado.
Possui obrigatoriamente "a" "b" e "c".
O elemento "a" sempre é 1.
Possui X e Y.
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Qual elemento está faltando na seguinte equação: x² + 3x = 0
c.
b.
a.
b e c.
nenhum.
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
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
1 min • 20 pts
O que representa o vértice de uma parábola?
Ponto de interseção com o eixo y
Ponto de interseção com o eixo x
Ponto de inflexão da curva
Ponto de máximo ou mínimo da função quadrática
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Qual foi o erro do seguinte cálculo:
esqueceu o sinal negativo do coeficiente c.
Multiplicou errado.
Não tem erro.
o elemento "a" é 1.
Fórmula errada.
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Qual foi o erro do seguinte cálculo:
Está correto.
Esqueceu o sinal.
O elemento "c" é 0.
Calculou o delta errado.
Não existe raíz do delta.
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