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Gitt mengden $M=\\{\\var{a},\\var{a+1},\\var{a+2},\\var{a+3},\\var{a+4},\\var{a+5},\\var{a+6}\\}$. 

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Skriv følgende mengder på listeform:

", "advice": "

Oppgave a) Ønsker å skrive mengden $A=\\{x\\in M| x\\neq\\var{a+1}, x\\neq\\var{a+4}\\}$ på listeform. Notasjonen kan og leses slik: Ønsker alle elementer i $M$ slik at elementeneer ulik $\\var{a+1}$og $\\var{a+4}$. Hvor tegnet $|$ leses som ‹slik at›. Dette er selvsagt mengden $A=\\{\\var{a},\\var{a+2},\\var{a+3},\\var{a+5},\\var{a+6}\\}$.

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Oppgave b) Ønsker å skrive mengden $B=\\{x+7|x\\in M\\}$ på listeform. Her kan vi tenke oss at vi ønsker å gjøre $x+7$ gitt at $x$ ligger i $M$. Altså må vi taalle verdiene i mengden $M$ og legge til 7: $B=\\{\\var{a+7},\\var{a+8},\\var{a+9},\\var{a+10},\\var{a+11},\\var{a+12},\\var{a+13}\\}$.

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$A=\\{x\\in M| x\\neq\\var{a+1}, x\\neq\\var{a+4}\\}$

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$A=\\{$[[0]],[[1]],[[2]],[[3]],[[4]]$\\}$

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$B=\\{x+7|x\\in M\\}$

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$B=\\{$[[0]],[[1]],[[2]],[[3]],[[4]],[[5]],[[6]]$\\}$

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