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If A and B are subsets of the universal set X and n(X) = 50, n(A) = 35, n(B) = 20, n(A' ∩ B') = 5, find: n(A' ∩ B) - Mathematics and Statistics

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Sum

If A and B are subsets of the universal set X and n(X) = 50, n(A) = 35, n(B) = 20, n(A' ∩ B') = 5, find: n(A' ∩ B)

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Solution

n(X) = 50, n(A) = 35, n(B) = 20, n(A' ∩ B') = 5

n(A' ∩ B) = n(B) – n(A ∩ B)

= 20 – 10

= 10

Concept: Types of Sets
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APPEARS IN

Balbharati Mathematics and Statistics 1 (Commerce) 11th Standard Maharashtra State Board
Chapter 1 Sets and Relations
Exercise 1.1 | Q 6. (iii) | Page 10
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