If vec(F) is a path-independent vector field, with ∫ ((0)⁽⁽¹,⁰⁾⁾,0)vec(F)*dvec(r)=4.9 and ∫ ((1)⁽⁽¹,¹⁾⁾,1),0)vec(F)*dvec(r)=3.8 and ∫ ((0)⁽⁽⁰,¹⁾⁾,1),0)vec(F)*dvec(r)=3.3, find int_?