1.

Ifthe line joining the points (1,4,2) and (-2,1,2) is inclined at an angle of (pi)/(3) to the line joining the points (1,2,3), (2,lambda,1) then lambda =

Answer»

`PM sqrt(7)`
`pm sqrt(9)`
`pm sqrt(5)`
`pm sqrt(3)`

ANSWER :A


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