Let `vec(a),vec(b),andvec(c)` be three vectors having magnitudes 1,1,2 respectively.
If `vec(a)xx(vec(a)xxvec(c))+vec(b)=0,` then the acute angle between `vec(a)andvec(c)` is ……………

Let vec a, vec b and vec c be three vectors having magnitudes 1,1, and 2 respectively. If vec a xx (vec a xx vec c) + vec b = vec 0 , then the angle between vec a and vec c is

Let vec a,vec b and vec c be three vectors having magnitudes 1,1 and 2 respectively.If vec a xx(vec a xxvec c)+vec b=vec 0, the acute angle between vec a and vec c is

If |vec(a)xxvec(b)|=vec(a).vec(b), then angle between the vector vec(a)andvec(b) is ……………..

vec(a),vec(b)andvec(c) are said to be colpanar if

If vec a,vec b,vec c are three vectors such that their magnitude is sqrt(3),1,2 and vec a xx(vec a xxvec c)+3vec b=vec 0 and theta is the angle between vec a and vec c then find the value of cos^(2)theta

Let vec(a), vec(b) and vec(c) be three vectors such that vec(a) + vec(b) + vec(c) = 0 and |vec(a)|=10, |vec(b)|=6 and |vec(c) |=14 . What is the angle between vec(a) and vec(b) ?

If vec(a),vec(b),vec(c) are three non-coplanar vectors such that vec(a)xx(vec(b)xxvec(c))=(b+c)/(sqrt(2)), then the angle between vec(a)andvec(b)" is "