EXERCÍCIOS SOBRE CONJUNTOS
Autor: manoel basilio | Publicado: 2012-03-06T11:02:00-08:00

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OLHA A ATIVIDADE DE CONJUNTOS!É PARA O 1º A,B e CExercícios – Conjuntos NuméricosLista de exercícios relacioados aos conjuntos numéricos      Parte superior do formulárioExercício 1: (PUC-RIO 2010) Sejam x e y números tais que os conjuntos {0, 7, 1} e {x, y, 1} são iguais. Então, podemos afirmar que:
      A)       x = 0 e   y = 5  
      B)       x + y =   7  
      C)       x = 0 e   y = 1  
      D)       x + 2 y   = 7  
      E)       x = y  
    Exercício 2: (PUC-RIO 2009) Num colégio de 100 alunos, 80 gostam de sorvete de&nbsp;chocolate, 70 gostam de sorvete de creme e 60 gostam&nbsp;dos dois sabores. Quantos não gostam de nenhum dos dois&nbsp;sabores?
      A)       0 .  
      B)       10  
      C)       20  
      D)       30  
      E)       40  
  Parte inferior do formulário