3. Addition and subtraction of vectors (page 6)

3. Addition and subtraction of vectors


Adding the zero vector	Page 6 of 7

Adding the zero vector 0 to any vector v gives the vector v again. That is,

0 + v = v + 0 = v

for all vectors v. For if v = ---> AB , then

---> ---> ---> 0 + v = AA + AB = AB = v

and

---> ----> - --> v + 0 = AB + BB = AB = v.

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