Q20Multiple choice
The position vector of the point which divides the join of points 2a − 3b and a + b in the ratio 3 : 1 is 3a − 2b 7 a − 8b 3a 5a
- (A)
- (B)
- (C)
- (D)2 4 4 4
The position vector of the point which divides the join of points 2a − 3b and a + b in the ratio 3 : 1 is 3a − 2b 7 a − 8b 3a 5a