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

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Sum

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

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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}

B - B = {4, 6, 8, 10} - {4, 6, 8, 10}

= Φ

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APPEARS IN

Selina Concise Mathematics Class 8 ICSE
Chapter 6 Sets
Q 7.6 | Page 73
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