Wed July 04, 2012 By: Harshit

Find the unit vector perpendicular to the vectors A & B, given as A=3i-4j+5k & B=-2i+j-3k

Expert Reply
Thu July 05, 2012
The vector perpendicular to A and B will be C = A x B
i .e C = (3i-4j+5k) x (-2i+j-3k) = (7i-j-5k)       (using the cross multiplication method)
and the normal vector of this vector would be:
C/= C/
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