

InterviewSolution
Saved Bookmarks
1. |
Verify the rule for the given Venn diagram. |
Answer» n(A) = 5 , n(B) = 6 n(A ∪ B) = 9 , n(A ∩ B) = 2 Now, n(A ∪ B) = 9 …(i) n(A) + n(B) – n(A ∩ B) = 5 + 6 – 2 = 9 …(ii) ∴ n(A ∪ B) = n(A) + n(B) – n(A ∩ B). …[From (i) and (ii)] |
|