
Quiz de Funções
Quiz
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
KATIA GOMES
Used 2+ times
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A função afim tal que f(1) = 5 e f(3) = -1 é:
f(x) = -3x
f(x) = x + 8
f(x) = 2x – 1
f(x) = -3x +8
f(x) = -x/2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Seja f(x) = ax + b. Sabendo que f(1) = 8, qual o valor de a + b?
5
6
7
8
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sobre o gráfico desta função podemos afirmar:
É uma função linear representada por f(x) = - 3
É uma função linear representada por f(x) = - 3x
É uma função constante representada por f(x) = - 3
É uma função constante representada por f(x) = - 3x
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual a função que representa o gráfico:
y = -x + 3
y = 3x + 3
y = x + 3
y = 2x - 3
5.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Identifique e localize cada função referente a sua característica:
f(x) = ax + b ( ) função linear
f(x) = ax ( ) função constante
f(x) = k, k real ( ) função afim
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a diferença entre uma função linear e uma função afim?
A função linear tem termo constante
A função afim tem termo constante
Ambas são constantes
A função afim não tem termo constante
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O zero ou raiz desta função é:
-5
0
5
10
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