Question

If vector(a, b) are the position vectors A and B, then which one of the following points whose position vector lies on AB, is …

(a) vector(a + b)

(c) 2 vector(a - b)/2 

(c) 2 vector(2a + b)/3 

(d) vector(a - b)/3  

Answer 1

(c) 2 vector(2a + b)/3