[" Example "9" if "|vec p+vec Q|=|vec p-vec Q|," find the angle between "],[vec p" and "vec Q" ."]

If |vec(P) + vec(Q)| = |vec(P) - vec(Q)| , find the angle between vec(P) and vec(Q) .

If |vec(P) + vec(Q)| = |vec(P) - vec(Q)| , find the angle between vec(P) and vec(Q) .

If |vec P xx vec Q|=PQ then the angle between vec P and vec Q is

If vec(P).vec(Q)= PQ , then angle between vec(P) and vec(Q) is

If vec(P).vec(Q)= PQ , then angle between vec(P) and vec(Q) is

If vec P+ vec Q = vec R and |vec P| = |vec Q| = | vec R| , then angle between vec P and vec Q is

Two vectors vec p,vec q on a plane satisfy |vec p+vec q|=sqrt(13),|vec p-vec q|=1 and |vec p|=sqrt(3) The angle between vec p and vec q, is equal to

If between vec(P),vec(Q) and vec(R) have magnitudes 5,12 and 13 units and vec(P) + vec(Q) = vec(R) , find the angle between vec(Q) and vec(R) .

vec P+vec Q+vec R=0 and vec |p|=8,vec |Q|=15 and vec |R|=17 angle between vec P and vec Q is

If vec(P).vec(Q)=1 , then what is the angle between vec(P) and vec(Q) ?