If the angel between unit vectors ` vec aa n d vec b60^0` , then find the value of `| vec a- vec b|dot`

If is the angle between any two vectors vec aa and vec b, then |vec a*vec b|=|vec a xxvec b| when theta is equal to (A) 0 (B) (pi)/(4) (C) (pi)/(2) (D) pi

Let vec a,vec b,vec c be three unit vectors and vec a*vec b=vec a*vec c=0. If the angel between vec b and vec c is (pi)/(3), then find the value of |[vec avec bvec c]|

If vec a,vec b,vec c are unit vectors such that vec a*vec b=0=vec a*vec c and the angel between vec b and vec c is (pi)/(3), then find the value of |vec a xxvec b-vec a xxvec c|

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

Find the angle between two vectors vec a and vec b, if |vec a xxvec b|=vec a*vec b

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 bdot c+vec *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 and vec b are two non collinerar unit vectors and if | vec a+ vec b | = sqrt 3 , then find the value of (vec a-vec b). (2 vec a+ vec b) .

if vec a,vec b and vec c are there mutually perpendicular unit vectors and vec a ia a unit vector make equal angles which vec a,vec b and vec c then find the value of |vec a+vec b+vec c+vec d|^(2)

Let vec a and vec b be unit vectors such that |vec a+vec b|=sqrt(3). Then find the value of (2vec a+5vec b)*(3vec a+vec b+vec a xxvec b)