Answer to Question #19952 in Discrete Mathematics for momen sayeed

Question #19952

List the ordered pairs in the relation R from A={0, 1, 2, 3, 4} to B={0, 1, 2, 3} where (a, b) ∈ R if and only if
1-a+b=4  R1
2-a=2b  R2
3-Find R1 R2 and R2-1

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