1.

If D, E, F are mid points of sides BC, CA, AB of triangle ABC and G is centroid then {:("List-I", "List-II"), ("A) "bar(AD)+bar(BE)+bar(CF), "1) "bar(CB)), ("B) "bar(GA)+bar(GB), "2) "3bar(OG)), ("C) "bar(AB)+bar(CA),"3) "bar(O)), ("D) "bar(OD)+bar(OE)+bar(OF), "4) "-2/3(bar(AD)+bar(BE))), ("", "5) "3bar(OI)):} The correct matching is

Answer»

`{:(A, B, C, D), (3, 4, 1, 2):}`
`{:(A, B, C, D), (4, 2, 1, 3):}`
`{:(A, B, C, D), (3, 4, 5, 1):}`
`{:(A, B, C, D), (2, 3, 5, 1):}`

ANSWER :A


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