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Find the vector equation of the line thr...

Find the vector equation of the line through the centroid of triangle ABC and parallel to side BC where position vector of A, B, C are respectively are `bar(i)-2bar(j)+bar(k), 2bar(i)-bar(j), bar(i)+bar(j)+3bar(k)`.

Text Solution

Verified by Experts

The correct Answer is:
`bar(r)=1/3(4bar(i)-2bar(j)+4k)+t(-bar(i)+2bar(j)+3k), t in R`
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