The term independent of x in (1+x)m1+1xn, is

Given,(1+x)m⋅1+1xnTo find Term independent of xcoefficient of x0 in (1+x)m⋅x+1xn⇒coefficient of x0 in (1+x)m+nxn⇒ Coefficient of xn in (1+x)m+n⇒ Coefficient of xn in  m+nCrxr⇒m+nCn, put r=n.'. Term independent of. x =m+nCn or m+nCm