alleryA relation R in a set A is a subset of:
AA x A
BA only
CB x B
DR x R
Answer & Solution
Correct answer: A. A x A
1. A relation pairs elements of the set with elements of the same set.
2. All such ordered pairs live in the product A x A.
3. So any relation in A is a subset of A x A.
_Source: syllabus Mathematics Part I, Chapter 1, Relations and Functions._
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