Question

Dot product of two vectors ( A . A ) will be zero when vectors A and B are ________ to each other and cross product ( A × A ) will be zero if vectors A and B ______ to each other .
(a) parallel, perpendicular
(b) parallel, parallel
(c) perpendicular, parallel
(d) perpendicular, perpendicular​

Answer 1

Answer:

perpendicular , perpendicular

Answer 2

Your answer will be option C Perpendicular and parallel