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Authored by CASSIANO SALOMÃO
Mathematics
10th Grade
Used 7+ times

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17 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Dada a função afim f(x) = x +1 responda:
função crescente
função exponencial
função quadrada
n.d.a
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Marina fez um teste de Matemática e errou, calcule você de forma correta f( x) = 2x + 2, calcule o valor de f( 1 ):
2
4
6
8
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
A expressão algébrica pode corresponder ao gráfico:
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Toda função afim é do tipo:
y = bx + a
y= b + x + a
y= ax² + bx + c
y = ax² + b
y = ax + b
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Qual dessas funções, é uma função crescente?
y = 2
y = -2x + 5
y = -x - 1
y = 4x - 10
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Para uma função afim ser decrescente, o que precisa acontecer?
a>0
a<0
b>0
b<0
a<0 e b<0
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
"É o ponto que toca o eixo y(x=0) em uma função afim". De quem estamos falando?
Coeficiente a
Coeficiente b
raiz da função
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