...\theta between the vectors a= \left \langle \sqrt{3}, - 1...
Assume that θ is an acute angle. If cos θ = \frac{\sqrt{21{7}, find csc θ. Find the angles between the vectors to the nearest hundredth of a radian. u = i + sqrt(2)j - sqrt(2)k, v =-i + j + k Find the angles betwee...