How is the graph of the parent function, y = startroot x endroot transformed to produce the graph of y = startroot negative 2 x endroot? it is translated horizontally by 2 units and reflected over the x-axis. it is translated horizontally by 2 units and reflected over the y-axis. it is horizontally compressed by a factor of 2 and reflected over the x-axis. it is horizontally compressed by a factor of 2 and reflected over the y-axis.