
RECUPERAÇÃO DO TRABALHO SOBRE FUNÇÕES
Quiz
•
Mathematics
•
10th Grade
•
Medium
Used 3+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Os pares ordenados que representam os vértices do triângulo representado na figura são:
A(5,-2), B(1,-3) e C(4,3)
A(2,-5), B(-3,-1) e C(3,-4)
A(-2.5), B(-3,1) e C(3,4)
A(-31) B(-2,5) C(3,4)
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Na Função f:R em R, o diagrama de Veem foi formado com os pares ordenados. O valor de f(x) = 2 é:
0
1
2
4
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Dada a função f: R em R, definida por f(x) = 5x - 5.
Qual o valor da imagem, quando o domínio for 0 ?
-5
0
1
5
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
O domínio da função é:
{x ∊ R}
{x ∊ R | x > 3 }
{x ∊ R| x ≥ 3}
{x ∊ R | x ≠ 3}
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Na confecção de uma calça cobra-se um valor fixo de 20 reais e mais um custo de 3,50 reais para cada unidade produzida. Sendo x a quantidade de calças produzidas e y o valor a ser pago pelo custo das calças, a relação matemática que representa o problema acima é:
y = 20x + 3,50
y = 3,50x - 20
y = 20.3,50x
y = 20 + 3,50x
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Dados os conjuntos A = {0,2}, B = {0,2,4} e as sentenças ao lado:
Apenas uma é verdadeira.
Apenas duas são verdadeiras.
Apenas três são verdadeiras.
Nenhuma delas é verdadeira.
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
O coeficiente angular da função ao lado, é:
-3
-1
1
3
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