Question:medium

With respect to a rectangular Cartesian coordinate system, three vectors are expressed as a = 4 i- j, b=-3 i+2 j and c=- k. The unit vector along the direction of sum of these vectors is

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Add vectors component-wise before normalising.

Updated On: Mar 18, 2026

1\sqrt3( i+ j- k)
1\sqrt2( i+ j- k)
13( i- j+ k)
1\sqrt2( i+ j+ k)

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The Correct Option is A

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