NCERT Exercise 2.1 Q7 - Relations and Functions
Question: Let A={1,2}, B={1,2,3,4}, C={5,6} and D={5,6,7,8}. Verify (i) A x (B intersection C) = (A x B) intersection (A x C), and (ii) A x C is a subset of B x D.
Answer: (i) Both sides are empty. (ii) A x C = {(1,5),(1,6),(2,5),(2,6)} is a subset of B x D.
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