Question

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Usualmente, um conjunto é descrito pelas suas propriedades. Por exemplo, se o conjunto é de números pares positivos, ao invés de escrever open curly brackets 2 comma 4 comma 6 comma 8 comma 10 comma 12 comma..... close curly brackets, podemos representar esse conjunto como open curly brackets x element of straight natural numbers semicolon 2 x close curly brackets.

Assinale a alternativa que apresenta o conjunto definido por C equals open curly brackets x element of straight integer numbers semicolon minus 2 less or equal than x less than 8 close curly brackets.

Alternativas:

a)
C equals open curly brackets negative 2 comma negative 1 comma 0 comma 1 comma 2 comma 3 comma 4 comma 5 comma 6 comma 7 comma 8 close curly brackets

b)
C equals open curly brackets negative 2 comma 8 close curly brackets

c)
C equals open curly brackets 0 comma 1 comma 2 comma 3 comma 4 comma 5 comma 6 comma 7 close curly brackets

d)
C equals open curly brackets negative 2 comma 0 comma 2 comma 4 comma 6 close curly brackets

e)
C equals open curly brackets negative 2 comma negative 1 comma 0 comma 1 comma 2 comma 3 comma 4 comma 5 comma 6 comma 7 close curly brackets

Answer 1

Resposta:

Explicação:

Letra e ( corrigido pelo AVA )

C = {-2,-1,O,1,2,3,4,5,6,7}

Answer 2

Resposta:

C equals open curly brackets 0 comma 1 comma 2 comma 3 comma 4 comma 5 comma 6 comma 7 close curly brackets

Explicação: