When a sprinkler is installed in the ground, the spray of water goes up and falls in the pattern of a parabola. The height, in inches, of a spray of water is given by the equation h(x) = 160x - 16x ^ 2 where is the number of feet away from the sprinkler head the spray is. What is the height of the spray 2 feet away from the sprinkler head ? How many feet along the ground away from the sprinkler head will the spray reach a maximum height? feet

After 2 second the height of the spray is inches

What is the maximum height of the water spray?
inches.

How many feet away from the sprinkler head will the water hit the ground again? feet.