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Questions (2)

Find the angle Q between the two vectors.u = 10i + 40j v = -3j+8k cos <10,40,0> <0,-3,8> / sqrt1700 sqrt73 cos(-120/sqrt1700
1. 1 answer
2. 746 views
Find the area of the parallelogram that has the vectors as adjacent sides.u = i+2j+2k v = i+k I know that I have to use
1. 1 answer
2. 597 views