
Conceito de função e gráfico de uma função
Authored by Ana Morais
Mathematics
7th Grade
Used 104+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Considera no plano cartesiano o ponto P de coordenada (5, 3).
Podemos dizer que o ponto P tem:
abcissa 5.
ordenada 5.
abcissa 3.
ordenada 2.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Seleciona a única resposta que completa a frase de forma verdadeira.
Numa função...
... o contradomínio é sempre igual ao conjunto de chegada.
... um objeto pode ter duas imagens.
... há objetos que não têm imagens.
... a cada objeto corresponde uma e uma só imagem.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dois pontos com a mesma abcissa são:
A e B
C e D
D e E
B e E
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
As coordenadas dos pontos A e B são:
A(-2, 0) e B(0, 3)
A(2, 0) e B(0, 3)
A(02, -2) e B(3, 0)
A(-5, 1) e B(2, -3)
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A correspondência que pode representar uma função é:
nenhuma
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Seleciona a afirmação falsa:
12 é a imagem do objeto 3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A correspondência que pode representar uma função é:
A
B
C
D
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