
Funções
Authored by JOAO PAULO PEREIRA
Mathematics
11th Grade
Used 1+ times

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21 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Uma função do 1º grau tem a forma geral f(x)=ax+b.
Verdadeiro
Falso
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Uma função do 2º grau tem como gráfico uma reta.
Verdadeiro
Falso
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O vértice da parábola de uma função do 2º grau é o ponto onde ela muda de direção.
Verdadeiro
Falso
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Na função f(x)=3x+5, o coeficiente angular é 3.
Verdadeiro
Falso
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O gráfico da função f(x)=x²+2x+1 é uma parábola com concavidade voltada para cima.
Verdadeiro
Falso
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se a>0 na função f(x)=ax²+bx+c, a parábola terá concavidade voltada para baixo.
Verdadeiro
Falso
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Toda função do 1º grau é crescente se a>0.
Verdadeiro
Falso
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