What value of the equation y = a (x-h)2 + k makes the graph reflect over the x-axis (flip upside down)? Select all that apply.

The soccer team at your school wants to spray paint a design on the middle of the playing field. the design will include this soccer ball. you have been asked to enlarge the drawing of this ball to use for the painting on the field. explain how to accurately enlarge or reduce the size of objects such as the soccer ball.