Junior Cycle · Sets Lesson 4 of 8

JCHL Sets 4: Subsets

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You’ll learn

  • Every set has two improper subsets: the set itself, and the null (empty) set ∅
  • A set with n elements has 2ⁿ subsets in total, including itself and ∅ (e.g. 3 elements → 8 subsets)

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