Question

Cross product:
Given
v = (1/sqrt(2), 1/sqrt(2), 0)
w = (0, 1/sqrt(2), 1/sqrt(2))

What is v x w?

Answer 1

let 1/root(2) = a

[(a*a-0*a), -(a*a-0*0), (a*a-a*0)} = (.5, -.5,.5)

Answer 2

thanks! =D