# What is the cross product of <-3,0, 2> and <-1, -2, 9 >?

Feb 15, 2016

$\vec{A} X \vec{B} = \left[4 , + 25 , 6\right]$
$\vec{A} = \left[a , b , c\right]$
$\vec{B} = \left[d , e , f\right]$
$\vec{A} X \vec{B} = \left(b f - c e\right) , \left(c \cdot d - a \cdot f\right) , \left(a e - b d\right)$
$\vec{A} X \vec{B} = \left(0 + 4\right) , \left(- 2 + 27\right) , \left(6 - 0\right)$
$\vec{A} X \vec{B} = \left[4 , + 25 , 6\right]$