Junior Cycle · Sets Lesson 1 of 8

JCHL Sets 1: Introduction to Sets

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You’ll learn

  • A set is a list of elements that share a common characteristic
  • An element is one item in the set; write a set inside special curly set brackets
  • You can also show a set on a Venn diagram (a circle with the elements inside)
  • The universal set U is everything being considered; "inclusive" means include the end numbers

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