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Example 21 - Let U be universal set of all students of Class XI

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Example 21 Let U be universal set of all the students of Class XI of a coeducational school and A be the set of all girls in Class XI. Find A′. In a coeducational school, there can be only boys and girls in a school. A is the set of all girls, A′ = Set of all Students – Set of all girls A′ = Set of all boys in class XI.

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Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 12 years. He provides courses for Maths and Science at Teachoo.