Question

What is the cross product of `<0 ,4 ,1 >` and `<-5 ,2 ,8 >`?

Answer 1

`<30,5,20>`

Explanation:

`(a1,a2,a3) x (b1,b2,b3)`

`a= <0,4,1>`
`b=<-5,2,8>`

`=<(a2b3-a3b2), (a1b3-a3b1), (a1b2-a2b1)>`