If a curve passes through the point $( 1 , - 2 )$ and has slope of the tangent at any point $( x , y )$ on it as $\frac { x ^ { 2 } - 2 y } { x }$, then the curve also passes through the point\\
(1) $( \sqrt { 3 } , 0 )$\\
(2) $( - 1,2 )$\\
(3) $( - \sqrt { 2 } , 1 )$\\
(4) $( 3,0 )$