NCERT Class 11 Mathematics Solutions: Chapter 1 –Sets Miscellaneous Exercise Part 3
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Intersection and Union Properties
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1. Show that if , then .
Answer:
Here, to show ,
Let
2. Assume that Show that .
Answer:
Here, to show
Let
, for some
Now,
Similarly,
2. Is it true that for any sets and , ? Justify your answer.
Answer.
False
Consider,