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प्रश्न
Choose the correct alternative:
If `vec"BA" = 3hat"i" + 2hat"j" + hat"k"` and the position vector of is `hat"i" + 3hat"j" - hat"k"`, then the position vector A is
पर्याय
`4hat"i" + 2hat"" + hat"k"`
`4hat"i" + 5hat"j"`
`4hat"i"`
`- 4hat"i"`
उत्तर
`4hat"i" + 5hat"j"`
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