Ex 1.5, 7 - Fill in the blanks (i) A U A' - Chapter 1 Sets - Venn Diagrams - Compelment

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Ex1.5,7, Fill in the blanks to make each of the following a true statement: (i) A ∪ A’ = … A ∪ A’ = U Ex1.5,7, Fill in the blanks to make each of the following a true statement: (ii) ∅′ ∩ A = … ∅′ = U – ∅, = U – {} = U So, ∅′ = U Now, ∅′ ∩ A = U ∩ A = A Ex1.5,7, Fill in the blanks to make each of the following a true statement: (iii) A ∩ A’ = … A ∩ A’ = ∅ Ex 1.5,7, Fill in the blanks to make each of the following a true statement: (iv) U’ ∩ A = …… U’ = U – U = { } = ∅ So, U’ = ∅ U′ ∩ A = ∅ ∩ A = ∅

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    Aditya Bhardwaj
    June 28, 2017, 1:23 a.m.

    Prove n(A U B U C) = n(A)+ n(B)+ n(C) - n(A intersection B ) - n(B intersection C) - n(A intersection C) + n( A intersection B intersection C )

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