1.

If f={(1,2),(2,3),(3,5),(5,8)} and g={(2,1),(3,2),(5,3),(8,5)} then f@g=

Answer»

`{(1,2),(2,3),(3,5),(5,8),(2,1),(3,2),(5,3),(8,5)}`
`{(2,2),(3,3),( 5,5),(8,8,)}`
`{(1,1),(2,2),(3,3),(5,5)}`
NONE of these.

Answer :B


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