Department of Pre-University Education, KarnatakaPUC Karnataka Science Class 11

# Practical Problems on Union and Intersection of Two Sets

#### notes n(A ∪ B)= n(A)+ n(B)- n(A ∩ B)
Practical Problems on Union and Intersection of Three Sets n(A ∪ B  ∪ C)= n(A) +n(B)+ n(C)- n(A ∩ B)- n(B ∩ C)- n(C ∩ A)+ n(A ∩ B ∩ C)

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Practical Problems on Union and Intersection of Sets [00:04:56]
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