1.

The position vectors of A and B are \(\rm \vec{a}\) and \(\rm \vec{b}\)Then the position vector of point p dividing AB in the ration m : n is

A. \(\rm \frac{\rm n\vec{a} +m \vec{b}}{m+n}\)
B. \(\rm \frac{\rm n\vec{a} +m \vec{b}}{m-n}\)
C. \(\rm \frac{\rm n\vec{a} -m \vec{b}}{m+n}\)
D. None of these
Answer» B. \(\rm \frac{\rm n\vec{a} +m \vec{b}}{m-n}\)


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