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Standard XII

Mathematics

Complement of an Event

For a certain...

Question

For a certain random experiment with sample space S, let A be an event and A' be the complement of A. The set $A \cup A^{'} =$

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Solution

The correct option is B S
Sample space S is the set of all possible outcomes of a random experiment. For an event A, its complement A' will consist of all the outcomes in S that are not present in A.
Therefore, $A \cup A^{'} = S$

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For a certain random experiment with sample space S, let A be an event and A' be the complement of A. The set A ∪ A′ =

The correct option is B SSample space S is the set of all possible outcomes of a random experiment. For an event A, its complement A' will consist of all the outcomes in S that are not present in A. Therefore, A∪A′ =S

For a certain random experiment with sample space S, let A be an event and A' be the complement of A. The set $A \cup A^{'} =$

The correct option is B S
Sample space S is the set of all possible outcomes of a random experiment. For an event A, its complement A' will consist of all the outcomes in S that are not present in A.
Therefore, $A \cup A^{'} = S$