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प्रश्न
Let all the students of a class is an Universal set. Let set A be the students who secure 50% or more marks in Maths. Then write the complement of set A.
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उत्तर
The complement of set A is the set of students who are not in set A.
Since A = students who secure 50% or more marks in Maths,
Complement of A (A′) = students who secure less than 50% marks in Maths.
A′ = The set of students who secure less than 50% marks in Maths.
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