Water flowing from a suspended garden hose to the ground follows a parabolic path, with the hose’s opening as the vertex. Suppose this opening is 15 feet high and that the water strikes the ground a...

Water flowing from a suspended garden hose to the ground follows a parabolic path, with the hose’s opening as the vertex. Suppose this opening is 15 feet high and that the water strikes the ground a horizontal distance of 7 feet from where the opening is located. At what height is the horizontal distance of the water 1 foot from the opening