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If bar(a), bar(b), bar(c) are the positi...

If `bar(a), bar(b), bar(c)` are the position vectors of the vertices A, B, C respectively of `DeltaABC` then find the vector equation of the median through the vertex A.

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The correct Answer is:
`bar(r)=(1-t)bar(a)+t/2(bar(b)+bar(c)), t in R`
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