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!
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Originally Posted by ohdearthisisheadrot 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
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