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WORKBOOK

4) Determine if the following vectors are unit vectors or not.

 2 2  7 24
a) u  ( , ) b) v  ( , )
3 3 25 25

5) Find the sum of following vectors with respect to the figure below.

a) AB BC

b) AD  DB

c) BC  CD

d) AB  BC  CA

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091math-wb-w1-(Vector)