1.

The projection of a vector on the three coordinate axes are 6,-3,2 respectively. The direction cosines of the vector are

Answer»

6,-3,2
`(6)/(5),(-3)/(5),(2)/(5)`
`(6)/(7),(-3)/(7),(2)/(7)`
`(-6)/(7),(-3)/(7),(2)/(7)`

ANSWER :C


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