If R = {(1, 2),(2, 3),(3, 3)} be a relation defined on A= {1, 2, 3} then R . R( = R2) is

If R = {(1, 2),(2, 3),(3, 3)} be a relation defined on A= {1, 2, 3}

1.	If R = {(1, 2),(2, 3),(3, 3)} be a relation defined on A= {1, 2, 3} then R . R( = R2) is
A.	R itself
B.	{(1, 2),(1, 3),(3, 3)}
C.	{(1, 3),(2, 3),(3, 3)}
D.	{(2, 1),(1, 3),(2, 3)}
Answer» D. {(2, 1),(1, 3),(2, 3)}

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