A parametrization for the line segment with endpoints (0,-23) and (1,0) is given by x=t+1, y=46t, -1 t 0 x=t-1, y=23t, -1 t 0 x=t+1, y=23t, Os t 1 x=t+1, y=23t, -1 t 0 Ox=t, y=23t, -1 t 0