Recuperacao_1oTrab_2oTrab_3otrim_1oano_2024
Quiz
•
Mathematics
•
10th Grade
•
Practice Problem
•
Hard
CRISTINE TOKARSKI LIMA
Used 2+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Para entender o que é função do primeiro grau, deve-se saber que é aquela escrita na forma y = ax + b. Esse tipo de função também é chamada de função afim.
Na qual, a e b pertencem ao conjunto dos números reais e b é diferente de zero.
Na qual, a e b pertencem ao conjunto dos números reais, e a é diferente de zero.
Na qual, a, b e x pertencem ao conjunto dos números naturais, e a é diferente de zero.
Na qual, a e b pertencem ao conjunto dos números reais e x é diferente de zero.
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
(Questão 136 - ENEM 2017) Leia a questão e responda:
4
3
2
1
0
3.
LABELLING QUESTION
1 min • 1 pt
Observe a imagem e arraste a etiqueta correta, referente a qual função se relaciona ao gráfico:
4.
GRAPHING QUESTION
1 min • 1 pt
(OBMEP) Manoel testa sua pontaria lançando 5 flechas que atingiram o alvo nos pontos A, B, C, D e E de coordenadas A = ( 1, -1), B = ( 2 , 1), C = ( -1, 4),
D = ( -4, -4) e E = ( 6, 5).
Plote no gráfico os pontos A,B,C,D e E.
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Dada a função f: R -> R, definida por f(x) = -4x + 2 , determine o valor da função para f(-2):
x = -6.
x = 6.
x = -8.
x = 10.
x = -2.
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Dada a função f: R -> R, definida por f(x) = -4x + 2 , determine o valor de x quando f(x) = 0.
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Uma encomenda, para ser enviada pelo correio, tem um custo C de R$ 10,00 para um peso P de até 1 kg. Para cada quilo adicional, o custo aumenta 30 centavos. A função que representa o custo de uma encomenda de peso maior do que 1 kg é:
C = 10 + 30P
C = 10P + 0,3
C = 10 + 0,3(P - 1)
C = 9 + 3P
C = 10P - 7
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