Question

three vectors A,B,C satisfying the relation A.B=0 and A.C=0 .The vector A is paralle to
(a) B
(b) C
(c) B.C
(d) B×C​

Answer 1

Answer:

Explanation:

is perpendicular to both B and C and BxxC is also perpendicular to both B and C. Therefore, A is parallel to BxxC.