The cross product of three-dimensional vectors
a = a1, a2, a3
and
b =
b1, b2, b3
is
defined by
For the following examples, use the vectors
a = ,
b =
, c = [3, 2, 1], and
d = (2, - 1, 0), as defined previously.
Evaluate
a×b =-2, 4, - 2
a×c =
-4, 8, - 4
c×d =
1, 2, - 7
×
=
![]()
×
=
![]()