The sum,diiference and cross product of two vectors A and B are mutually perpendicular if there magnitude are same and directions are arbitrary.Prove the above statement.
Rushil , 6 Years ago
Grade 12
1 Answers
Arun
Last Activity: 6 Years ago
Let's consider the following cross product
(A + B) X (A - B)
if the two ar mutually perpendicular then Cosα (where α is the angle between them) would be zero