FUNÇÃO QUADRÁTICA (INÍCIO)
Quiz
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
Mauricio Alves
Used 12+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o formato de uma função de 2º grau?
y = ax2 + bx + c
y = ax + b
y = ax3 + bx + c
y = ax2 + bx2 + cx2
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
O gráfico de uma função do 2o grau é uma curva chamada de:
reta
parábola
elipse
hipérbole
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual dos gráficos pode representar uma função do tipo ?
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O termo
é positivo ou negativo nesse gráfico?positivo
Negativo
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual das seguintes funções é quadrática?
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Para a função , sendo e números reais, ser do segundo grau temos que ter...
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A função f(x) = 2x² - 10x + 21 possui ...
concavidade para baixo
concavidade para cima
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