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mathmath333
 one year ago
True or False
mathmath333
 one year ago
True or False

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mathmath333
 one year ago
Best ResponseYou've already chosen the best response.1\(\ \{ a \}∈ \{ a, b, c \}\)

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0false, because the set with a is not element of {a,b,c}

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0{{a},b,c} is diferente of {a,b,c}

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0\[\{a\} \in \{\{a\},b,c\}\]

mathmath333
 one year ago
Best ResponseYou've already chosen the best response.1if the question was \(\{a\} \in \{\{a\},b,c\} \) , then ?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0{a} is a element of { {a} .... } {a} diferent mean of 'a' only the sets {a,b,c} is diferent of {{a},b,c} elements of {a,b,c} are a, b, c elements of {{a},b,c} are {a}, b, c

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0a in {a,b,c}, {a} not in {a,b,c}

mathmath333
 one year ago
Best ResponseYou've already chosen the best response.1this is confusang me

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0this is only definition thinks, and notation a is diferente of set of a \[a \neq \{a\}\]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.01 pen and a package with one pen have diferent mean

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0a package with a, b, c is { a, b, c } a package with a package with a, b, c is { {a}, b, c}

mathmath333
 one year ago
Best ResponseYou've already chosen the best response.1is my second question true or falswa ?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0{a}∈{a,b,c} is false, {a} is not element of {a,b,c}

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0if the question was {a}∈{{a},b,c} , is true, because {a} is element of {{a},b,c}
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