Mathematics · Set Theory
Let A and B be two sets. For some set C, both A ∩ C and B ∩ C are empty sets and A ∪ C = B ∪ C. Which of the following is/are true? I. C = φ II. A = B III. A ∪ B = C Select the correct answer using the code given below:
- 1I, II and III
- 2I and II only
- 3II only✓
- 4I only
Correct answer
II only
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