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प्रश्न
State, if the following pair of a set, is disjoint:
{x : x is a fan of cricket} and
{x : x is a fan of football}
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उत्तर
{x : x is a fan of cricket} and {x : x is a fan of football}
These are not disjoint sets as there can be a person who is fan of both the games.
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