FUNÇÃO DO 1 E 2 GRAU
Quiz
•
Mathematics
•
12th Grade
•
Practice Problem
•
Hard
Leiliane Lima
Used 8+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Dada a função f(x) = 4x + 5, determine x tal que f(x) = 7.
1/3
1/2
1/4
1/6
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Tipo Considere a função f: IR ® IR definida por f(x) = 5x – 3.Qual o tipo de Função :
Reta Decrescente
Negativa
Reta Crescente
Parábola
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Qual o sentido da parábola da seguinte função y= -x2 + 8x – 17 :
Parábola voltada para cima.
Reta crescente.
Reta decrescente.
Parábola voltada para baixo.
4.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
f(x)=x+35
f(x)=2x+35
f(x)=2x+70
f(x)=x+45
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
A parábola de equação y= 2x 2-3x +1 corta o eixo das abscissas
nos pontos:
(0, 0) e (3, 0)
(0, 1) e (0, 2).
(2, 0) e (1, 0)
d) (1, 0) e (1/2,0)
6.
MULTIPLE CHOICE QUESTION
10 mins • 1 pt
a=0
Delta maior que zero
Delta menor que zero
Delta igual a zero
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Determine f(20) para a f(x)=16x-300
60
40
120
20
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