English

Let A = {3, 6, 12, 15, 18, 21}, B = {4, 8, 12, 16, 20}, C = {2, 4, 6, 8, 10, 12, 14, 16} and D = {5, 10, 15, 20}. Find: A − B - Mathematics

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Question

Let A = {3, 6, 12, 15, 18, 21}, B = {4, 8, 12, 16, 20}, C = {2, 4, 6, 8, 10, 12, 14, 16} and D = {5, 10, 15, 20}. Find: \[A - B\] 

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Solution

Given:
A = {3, 6, 12, 15, 18, 21}, B = {4, 8, 12, 16, 20}, C = {2, 4, 6, 8, 10, 12, 14, 16} and D = {5, 10, 15, 20} \[A - B\]  = {3, 6, 15, 18, 21}

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Chapter 1: Sets - Exercise 1.05 [Page 21]

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RD Sharma Mathematics [English] Class 11
Chapter 1 Sets
Exercise 1.05 | Q 4.1 | Page 21

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