[" If "vec a,vec b" are two unit vectors such that "vec a+|vec a timesvec b|=vec c," where "|vec c|=],[|vec avec bvec c|" is: "]

If vcea,vec b are two unit vectors such that vec a+(vec a xxvec b)=vec c and |vec c|=2 then the value of [vec avec bvec c]=

If vec a, vec b, vec c are unit vectors such that vec a + vec b + vec c = vec 0 , then the value of vec a . vec b + vec b.vec c + vec c vec a is equal to

If vec a and vec b are two vectors such that |vec a xxvec b|=2, then find the value of [vec avec bvec a xxvec b]

If vec a , vec b , vec c are unit vectors such that vec a+ vec b+ vec c= vec0, then write the value of vec a . vec b+ vec b . vec c+ vec c . vec a

If vec a,vec b,vec c are unit vectors such that vec a+vec b+vec c=vec 0, then write the value of vec a*vec b+vec b*vec c+vec c*vec a

If vec a,vec b,vec c are unit vectors such that vec a+vec b+ vec c= vec 0 , then the value of vec a *vec b +vec b* vec c+ vec c*vec a is equal to

For any three vectors a,b,c prove that [vec a+vec bvec b+vec cvec c+vec a]=2[vec avec bvec c]

If vec a, vec b, vec c are unit vectors such that vec a + vec b + vec c = vec 0 find the value of vec a * vec b + vec b * vec c + vec c * vec avec a * vec b + vec b * vec c + vec c * vec a

If vec a, vec b, vec c are unit vectors such that vec a+ vec b+ vec c =0 , find the value of vec a.vec b+ vec b .vec c + vec c. vec a .

vec a,vec b,vec c are three vectors, such that vec a+vec b+vec c=0 , |vec a|=1,|vec b|=2,|vec c|=3 , |vec a.vec b+vec b.vec c+vec c.vec a| is equal to