MCQ
If A = {a, b, c},B = {c, d, e}, C{a, d, f}, then A × (B ∪ C) is:
- A{(a, d),(a, e),(a, c)}
- B{(a, d),(b, d),(c, d)}
- C{(d, a),(d, b),(d, c)}
- Dnone of these
Solution:
A × (B ∪ C) = {a, b, c} × {a, c, d, e, f}.
The above set will consist of 15 ordered pairs and not 3.
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