given that p+q=p-q this can be true when
p=q
q=0
neither p nor q is a null vector
p is perpendicular to q
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Answered by
5
Answer: yes it is true as p+0=p-0 which is also equal to p=p
Answered by
2
Answer:
q=0
p+0=p-0
p=p
..........
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