Find a vector whose length is 7m & which is perpendicular to each of the given 2 vectors: A= 2i-3i+6k cap b= i+j-k "?

Asked by  | 1st Aug, 2012, 10:28: PM

Expert Answer:

The vector perpendicular to A and B will be in the direction of their cross product.
the unit vector in the direction of their cross product is:
C =(-2i +8j + 5k)/sqrt(93)
Thus the required vector would be:  7C

Answered by  | 1st Aug, 2012, 10:44: PM

Queries asked on Sunday & after 7pm from Monday to Saturday will be answered after 12pm the next working day.