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सदिश `vecA = 3hati + 4hatj - 5hatk` का एकांक सदिश ज्ञात कीजिए |

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सदिश `vecA = 3hati + 4hatj - 5hatk` का एकांक सदिश ज्ञात कीजिए |
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`vecA = (vecA)/(A) = (3hati + 4hatj - 5hatk)/((3)^(2) + (4)^(2) + (-5)^(2))`
`= (3 hati + 4hatj - 5hatk)/(sqrt(50))`.
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