HELP The height, h of a baseball, in meters at t seconds after it is tossed out of a window is modeled by the equation h(t)=-5t^2+20t+63

How many seconds died it take for the baseball to land on the ground 63 meters below the window?

(Round to the nearest whole number)

Which statement best describes the polynomial

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

Monica build a remote control toy airplane for science project to test the plane she launched it from the top of a building the plane travel a horizontal distance of 50 feet before landing on the ground a quadratic function which models the height of the plane in feet relative to the ground at a horizontal distance of x feet from the building is shown