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If a = {6, 7, 8, 9}, B = {4, 6, 8,10} and C = {X : X ∈ N : 2 < X ≤ 7}; Find: B - (A - C) - Mathematics

Sum

If A = {6, 7, 8, 9}, B = {4, 6, 8,10} and C = {x : x ∈ N : 2 < x ≤ 7}; Find: B - (A - C).

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Solution

A = {6, 7, 8, 9}

B = {4, 6, 8, 10}

C = {x : x ∈ N : 2 < x ≤ 7}

= {3, 4, 5, 6, 7}

A - C = {6, 7, 8, 9} - {3, 4, 5, 6, 7}

= {8, 9}

B - (A - C) = {4, 6, 8, 10} - {8, 9}

= {4, 6, 10}

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APPEARS IN

Selina Concise Mathematics Class 8 ICSE
Chapter 6 Sets
Exercise 6 (D) | Q 7.3 | Page 73
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