Question

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​

Answer 1

Set A = Set of students who secure 50% or more marks in maths.

Set A' = Set of students who secure less than 50% in maths

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Steps to write complement of set -

The complement of a set, denoted A', is the set of all elements in the given universal set U that are not in A.

In set- builder notation, A' = {x ∈ U : x ∉ A}.

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Answer 2

Answer:

Meaning of this ques is not understandable

Explanation: