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Find a unit vector in the direction of t...

Find a unit vector in the direction of the sum of vectors `vec a = 2 hat i + 2 hat j - 5 hat k` and `vec b = 2 hat i + hat j + 3 hat k`.

Text Solution

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The correct Answer is:
`(1)/(sqrt29)(4 hat i + 3 hat j - 2 hat k)`
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