If ` vec A, vec B and vec C` are mutually perpendicular vectors, then find the value of ` vec A. vec (B + C)`.

If vec A, vec B and vec C are mutually perpendicular vectors, then find the value of vec A. vec (B + vec C) .

If vec a and vec b and vec c are mutually perpendicular unit vectors,write the value of |vec a+vec b+vec c|

If vec a and vec b are mutually perpendicular unit vectors,write the value of |vec a+vec b+vec c|

If vec a,vec b,vec c are mutually perpendicular unit vectors,find |2vec a+vec b+vec c|

If vec a,vec b, and vec c are mutually perpendicular vectors of equal magnitudes,then find the angle between vectors vec a and vec a+vec b+vec c

If vec a,vec b, and vec c are three non-coplanar vectors,then find the value of (vec a*(vec b xxvec c))/(vec b*(vec c xxvec a))+(vec b*(vec c xxvec a))/(vec c*(vec a xxvec b))+(vec c*(vec b xxvec a))/(vec a xxvec c))

If vec a,vec b, and vec c are mutually perpendicular vectors and vec a=alpha(vec a xxvec b)+beta(vec b xxvec c)+gamma(vec c xxvec a) and [vec avec bvec c]=1 then find the value of alpha+beta+gamma

Fven that vec A xx vec B= vec B xx vec C = vec 0 . If vec A. vec B and vec C are not null vectors, find the value of vec Cxx vec A .

If vec a,vec b and vec c are three mutually perpendicular vectors,then the vector which is equally inclined to these vectors is a.vec a+vec b+vec c b.(vec a)/(|vec a|)+(vec b)/(|vec b|)+(vec c)/(|vec c|) c.(vec a)/(|vec a|^(2))+(vec b)/(|vec b|^(2))+(vec c)/(|vec c|^(2))d|vec a|vec a-|vec b|vec b+|vec c|vec c

If vec a, vec b, vec c are three mutually perpendicular vectors such that | vec a | = | vec b | = | vec c | then (vec a + vec b + vec c) * vec a =