Math, asked by john44, 1 year ago

please help!!! a set is a well defined collection of objects. here, what to do u mean by " well defined" also give some examples of set and also which are not set


Anonymous: lplz mark my ans as brainlest budy

Answers

Answered by abhi178
6
set is collection of well -defined objects which will help to understand the relation as well as probability .
here in definition we use well defined .
well defined means , mathematically or practically collection of objects should be defined .

example :- when we ask write the set of all leaving things , then how you can write ?? this is not possible to find set of all leaving things because we don't know, how form a set of leaving things they are too much , not countable .
hence, in this example leaving things is not well defined objects , so set won't possible.
in the same way , collection of intelligent boy , clever man , etc is not well defined so, set is not possible by this .

example 2 :- find the set of all natural number between 1 to 12 , then we find set , bcoz this is well-defined
e.g A ={ 1 , 2, 3, ....12 }

abhi178: p ??? v???
mysticd: P={2,3,5,7,..} = set of prime
mysticd: abhi, it means we can able to say , that any letter which belongs to that particular collection or not
abhi178: can you write this question answer
mysticd: i hope , john understand this
abhi178: i am not able to give explanation i think
mysticd: if he need more , then we think about it
abhi178: okay !!!!
john44: no i understood it i am thankful to both of you
abhi178: :-)
Answered by Anonymous
5
1.Planets..well defined
2.no of white titans in chess board
3.no of coins in  a carrom board
4.a school having 5sections of a certain class
example...7 grade A>B>>C>>D>>E.. 5 sections here set is denoting class 7 of unoversal set(school)
no of players in basketball(5)
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