If ` vec a , vec ba n d vec c` are three non-zero vectors, no two of which ar collinear, ` vec a+2 vec b` is collinear with `vec c` and ` vec b+3 vec c` is collinear with ` vec a ,` then find the value of `| vec a+2 vec b+6 vec c|dot`

vec a,vec b and vec c are three non-zero vectors,no two of which are collinear and the vectors vec a+vec b is collinear with vec b,vec b+vec c is collinear with vec a, then vec a+vec b+vec c=

If vec a ,\ vec b ,\ vec c are three non-zero vectors, no two f thich are collinear and the vector vec a+ vec b is collinear with vec c ,\ vec b+ vec c is collinear with vec a ,\ t h e n\ vec a+ vec b+ vec c= a. vec a b. vec b c. vec c d. none of these

Let vec a,vec b and vec c be three non-zero vectors, no two of which are collinear.If the vector 3vec a+7vec b is collinear with vec c and 3vec b+2vec c is collinear with bar(a), then 9vec a+21vec b+14vec c is equal to.

If vec a,vec b,vec c are three non- null vectors such that any two of them are non-collinear.If vec a+vec b is collinear with vec c and vec b+vec c is collinear with vec a, then find vec a+vec b+vec c

Let vec a,vec b,vec c be three non-zero vectors such that any two of them are non-collinear.If vec a+2vec b is collinear with vec c and vec b+3vec c is collinear with vec a then prove that vec a+2vec b+6vec c=vec 0

vec a,vec b,vec c are three non zero vectors no two of which are collonear and the vectors vec a+vec b be collinear with vec c,vec b+vec c to collinear with vec a then vec a+vec b+vec c the equal to ?(A)vec a (B) vec b(C)vec c (D) None of these

If vec a , vec b , vec c are three non-zero vectors (no two of which are collinear), such that the pairs of vectors (vec a + vec b, vec c) and (vec b + vec c , vec a) are collinear, then vec a + vec b + vec c =

If (3vec a+7vec b) is colinear with vec c & (3vec b+2vec c) is collinear with vec a then 9vec a+21vec b+14vec c=?

Vectors vec a,quad vec b,quad vec c are such that every pair is non-collinear and the vectors vec a+vec b is collinear with vec c and the vector vec b+vec c is collinear with vec a .Then the value of 4+|vec a+vec b+vec c| is

Given three vectors vec a,vec b, and vec c two of which are non-collinear.Further if (vec a+vec b) is collinear with vec c,(vec b+vec c) is collinear with vec a,|vec a|=|vec b|=|vec c|=sqrt(2). Find the value of vec a.vec b+vec b.vec c+vec c.vec a.3 b.-3 c.0 d.cannot be evaluated