Mathematics, 24.10.2019 05:00, kberly3750ovgw6f

Let u represent the set of people in a certain community who were asked if they subscribe to an information source. let d ={ x ∈ u | x subscribes to the daily informer } and n ={ x ∈ u | x subscribes to news magazine } (assume these sets are not disjoint.) write the set that represents the set of people surveyed who subscribe to exactly one of the two news sources given.

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Let u represent the set of people in a certain community who were asked if they subscribe to an info...