![subject](/tpl/images/cats/mat.png)
Mathematics, 13.03.2020 18:02 hanglenn1
Let U represent the set of people in a certain community who were asked if they subscribe to an information source.
Let D ={ x β U | x subscribes to The Daily Informer }
and
N ={ x β 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 The Daily Informer but not News Magazine.
a) D
b) ( N βͺ D )c
c) N c βͺ D
d) N c βͺ D c
e) N c β© D
f) None of the above.
![ansver](/tpl/images/cats/User.png)
Answers: 3
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