Question

Let U represent the set of people in a certain community who were asked if they subscribe to an information source. Let D = x subscribes to The Daily Informer and N = x subscribes to News Magazine (Assume these sets are not disjoint.) Write the set that represents the set of people surveyed who subscribe to The Daily Informer but not News Magazine

Answer 1

Answer: D \ N. or. D – N

Explanation:

Given that:. D = x ∈ U and N = x ∈ U . We write the set that represents the set of people surveyed who subscribe to The Daily Informer but not News Magazine as thus:. D – N = x ∈ U .