Question

if i multiplied the vectors, i think they are vectors, u=2x-3y+z and v=x+2y-z would i get (1, 3, 7) after doing the cross product right? or is that all messed up..?

Answer 1

multiply vectors?!

Answer 2

yeah? uh oh

Answer 3

it says u x v, so i use the cross product right?

Answer 4

cross product?

Answer 5

ok right

Answer 6

like done here
http://en.wikipedia.org/wiki/Cross_product

Answer 7

that looks right to you then?

Answer 8

i got (1,3,7) yes?

Answer 9

yes yes.

Answer 10

but i really just took the cross product of (2,-3,1) with (1,2,-1) and that is what i got

Answer 11

pretty sure this is right