Let's consider the two vectors as two complex numerrs...
... where is the 'imaginary unit'. The condition of orthogonality is...
... that leads at the algebraic equation...
... whose solution are and ...
Kind regards
Find the values of x such that the given vectors are orthogonal. (Enter your answers from smallest to largest.)
xi + 3xj
xi - 5j
x = _______ (smaller value)
x = _______ (larger value)
The answer is 0 and 15, but how do I get that?