Find the position vector of a point which divides the join of points with position vectors ` vec a-2 vec b` and `2 vec a+ vec b` externally in the ration 2:1.

Find the position vector of a point which divides the join of points with position vectors vec a-2 vec b and 2 vec a+ vec b externally in the ratio 2:1.

Find the position vector of a point which divides the join of points with position vectors vec a-2vec b and 2vec a+vec b externally in the ration 2:1.

The position vector of the point which divides the join of points with position vectors vec a+vec b and 2vec a-vec b inthe ratio 1: 2 is

Find the position vector of the point, which divides the join of points with position vectors 3vec(a)-2vec(b) and 2vec(a)+3vec(b) in the ratio 2 : 1.

Find the position vectors of the points which divide the join of the points 2 vec a-3 vec b a n d 3 vec a-2 vec b internally and externally in the ratio 2:3 .

Find the position vectors of the points which divide the join of the points 2 vec a-3 vec ba n d3 vec a-2 vec b internally and externally in the ratio 2:3 .

Find the position vectors of the points which divide the join of the points 2 vec a-3 vec ba n d3 vec a-2 vec b internally and externally in the ratio 2:3 .

Find the position vector of a point R which divides the line segment joining P and Q whose position vectors are 2vec a+vec b and vec a-4vec b ,externally in the ratio 1:2, also show that P is the midpoint of the line segment RQ.

Find the position vectors of the points which divide the join of the points 2vec a-3vec b and 3vec a-2vec b internally and externally in the ratio 2:3 .

The position vector of the point which divides the line segment joining the points with position vectors 2 vec(a) = 3b and vec(a) + vec(b) in the ratio 3:1 is