u
×
v
=
⟨
u
2
v
3
−
u
3
v
2
,
u
3
v
1
−
u
1
v
3
,
u
1
v
2
−
u
2
v
1
⟩
=
⟨
−
11
,
9
,
−
5
⟩
|
u
×
v
|
=
|
u
|
|
v
|
sin
θ
≈
15.067
right hand rule
u
=
⟨
,
,
⟩
v
=
⟨
,
,
⟩
right hand rule
