Hi,
what is the angle between these vectors?
u=(1, -1, sqrt 6) and v = (-1, 1, sqrt 6)
I used cos theta = a.b/ |a| |b| to get 87.9 degrees but on the multi choice question this isnt one of the answers and i cant see where ive gone wrong.
Cheers!
Hi,
what is the angle between these vectors?
u=(1, -1, sqrt 6) and v = (-1, 1, sqrt 6)
I used cos theta = a.b/ |a| |b| to get 87.9 degrees but on the multi choice question this isnt one of the answers and i cant see where ive gone wrong.
Cheers!