If vec(P) and vec(q) are two unit vectors and the angle between them is 60^(@) then ((1+vec(p).vec(q))/(1-vec(p).vec(q))) is

If vec(P) and vec(q) are two unit vectors and the angle between them i

1.	If vec(P) and vec(q) are two unit vectors and the angle between them is 60^(@) then ((1+vec(p).vec(q))/(1-vec(p).vec(q))) is
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