1.

If A = (1, 2, 3) and B(3, 5, 7) and P,Q are the points on AB such that AP = PQ = QB, then the mid point of PQ is

Answer»

(2, 3, 5)
`(2, (7)/(2), 5) `
`(2, 4, 5)`
`(4, 7, 0)`

Answer :b


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