If A, B, C are vertices of a triangle whose position vectors  are `vec a, vec b and vec c
Channel: Doubtnut
Date: 2020-05-24

If A, B, C are vertices of a triangle whose position vectors  are `vec a, vec b and vec c` respectively  and G is the centroid of `Delta ABC, " then " vec(GA) + vec(GB) + vec(GC),`  is