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A vector of magnitude 7 units, parallel ...

A vector of magnitude 7 units, parallel to the resultant of the
vectors `a=2i-3j-2k` and `b=-i+2j+k`, is

A

`(7)/(sqrt(3))(i+j+k)`

B

`7(i-j-k)`

C

`(7)/(sqrt(3))(i-j+k)`

D

`(7)/(sqrt(3))(i-j-k)`

Text Solution

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The correct Answer is:
D
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