If `vec(a) and vec(b)` are two vectors then the value of `(vec(a) + vec(b)) xx (vec(a) - vec(b))` is

If vec(a) and vec(b) are two unit vectors, then the vector (vec(a) + vec(b)) xx (vec(a) xx vec(b)) is parallel to

If vec(a) and vec(b) are unit vectors, then the vectors (vec(a) + vec(b)) xx (vec(a) xx (vec(b)) is parallel to the vector.

If vec(a)andvec(b) are two unit vectors, then the vectors (vec(a)+vec(b))xx(vec(a)xxvec(b)) is parallel to the vector

If vec(a) and vec(b) are unit vectors, then what is the value of |vec(a) xx vec(b)|^(2) + (vec(a).vec(b))^(2) ?

If vec a and vec b are two unit vectors, then the vector (vec a + vec b) xx (vec a xx vec b) is parallel to the vector

If vec(a) and vec(b) are two vectors such that |vec(a) xx vec(b)| = vec(a).vec(b) , then what is the angle between vec(a) and vec(b) .

If vec(a) and vec(b) are two vector such that |vec(a)| = 2, |vec(b)| =3 and vec(a).vec(b) =4 , then find the value of |vec(a)- vec(b)|

If vec(a) and vec(b) are two vectors such that |vec(a)|= 2, |vec(b)| = 3 and vec(a)*vec(b)=4 then find the value of |vec(a)-vec(b)|

Two vectors vec(a) and vec(b) are such that |vec(a)| = 2 , |vec(b)| = 1 and vec(a) . vec(b) = 1 , then find the value of (3 vec(a) - 5 vec(b)).(2 vec(a) + 7vec(b))

vec(a) and vec(b) are non-zero vectors such that vec(a) xx vec(b)= vec(b) xx vec(a) " then" vec(a), vec(b) are