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Math sets

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  • what is a set ?
    the collection of well defined object , thingd and symbols is known as set .
  • {birds },{tree} . Are they disjoint set
    no they are not
  • the set of integers between -3 and 5 , do it in roster form and state the cardinal number and also state that it is finite or infinite.
    A= {-2,-1,0,1,2,3,4} ,n(A)=7,finite
  • M={multiples of 2 and 4 brtween 10 and 20 }and N={multiples of 2 and 5 between 10 and 20}is it a equal set equivalent set .
    none
  • the collection of trees and plants in world . Finite or infinite
    infinite
  • the set of integers between -3 and 5 , which method is it
    Description form
  • E like symbol is the symbol that shows that it belongs to or not . State true or false
    true
  • joint set is also known as_________________________________________
    overlapping set
  • in which are the elements of set present .
    curly bracket
  • what are the three types by which a set can be represented
    1. Description form 2. Roster method 3. Set builder form
  • state true or false . if 2 sets have same cardinal numbers they are equal set
    false
  • null set symbol
    { }
  • A={1,2,3,4,5,6,7,8,9,10}, convert it into set- builder method
    A={x:x is a natural number , x < 11}