The relation R is defined on the set of natural numbers as {(a, b) : a = 2b}. Then, R-1 is given by
A. {(2, 1), (4, 2), (6, 3),….}
B. {(1, 2), (2, 4), (3, 6), ……..}
C. R-1 is not defiend
D. None of these
Answer:B
The relation R is defined on the set of natural numbers as {(a, b) : a = 2b}. Then, R-1 is given by
A. {(2, 1), (4, 2), (6, 3),….} B. {(1, 2), (2, 4), (3, 6), ……..} C. R-1 is not defiend D. None of these