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Kenneth Rosen Edition 7 Exercise 2.1 Question 4 (Page No. 125)

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For each of these pairs of sets, determine whether the first is a subset of the second, the second is a subset of the first,or neither is a subset of the other.

  1. the set of people who speak English, the set of people who speak English with an Australian accent
  2. the set of fruits, the set of citrus fruits
  3. the set of students studying discrete mathematics, the set of students studying data structures
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