RECUPERAÇÃO DA FUNÇÃO 1° GRAU
Quiz
•
Mathematics
•
2nd Grade
•
Practice Problem
•
Hard
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10 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Sendo a > 0 e b > 0 , a única representação gráfica correta para a função f(x) = ax + b é
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Seja f:R em R uma função definida por f(x) = 6 + mx, e sabendo que f (2) = 4, o valor de m será:
-1
0
1
2
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Seja a função f(x) = ax + b e tendo como pontos que passam pela reta f (2) = 6 e f (1) = 4, os valores dos coeficientes a e b serão:
a = 3
b = 4
a = 1
b = 2
a = b = 2
a = 2
b = 1
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
O nome que recebe os pontos A e B na figura ao lado é:
A = zeros da função
B = coeficiente Linear
A = coeficiente linear
B = zeros da função
A = coeficiente angular
B = coeficiente Linear
A = zeros da função
B = coeficiente angular
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
A taxa de variação da função ao lado é:
-3
-1
1
3
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Qual das funções é considerada crescente?
f(x ) = 3 - 2x
f(x) = x
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
A lei de associação da função ao lado, é:
f(x) = 3 - 3x
f(x) = 3x + 3
f(x) = x + 3
f(x) = -x + 3
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