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If C is the mid-point of AB and P is any...

If C is the mid-point of AB and P is any point outside AB, then

A

`vec(PA) + vec(PB) = 2 vec(PC)`

B

`vec(PA) + vec(PB) = vec(PC)`

C

`vec(PA) + vec(PB) + 2vec(PC) = vec(0)`

D

`vec(PA) + vec(PB) + vec(PC) = vec(0)`

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A
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