For two vectors A and B, |barA + barB| = |barA-barB| is always true when (i)|barA| = |barB| != 0""(ii) A_|_B (iii) |barA| = |barB| != 0 and A and B are parallel or anti parallel When either A or B is zero.

For two vectors A and B, |barA + barB| = |barA-barB| is always true wh

1.	For two vectors A and B, \|barA + barB\| = \|barA-barB\| is always true when (i)\|barA\| = \|barB\| != 0""(ii) A_\|_B (iii) \|barA\| = \|barB\| != 0 and A and B are parallel or anti parallel When either A or B is zero.
Answer» i and II are TRUE ii, iii and iv are true i, ii and C are true ii and iv are true Answer :D