A football is kicked into the air from the initial height of 3 ft. The height, in feet, of the football above the ground is given by s(t) = -16t2 + 35t + 3, where t is time in seconds and t > 0. Which is closest to the time when the football will be 20 ft above ground?

A football is kicked into the air from the initial height of 3 ft. The

1.	A football is kicked into the air from the initial height of 3 ft. The height, in feet, of the football above the ground is given by s(t) = -16t2 + 35t + 3, where t is time in seconds and t > 0. Which is closest to the time when the football will be 20 ft above ground?
Answer» A football is kicked into the air from the initial height of 3 ft. The height, in feet, of the football above the ground is given by s(t) = -16t²+ 35t + 3, where t is time in seconds and t > 0. Which is closest to the time when the football will be 20 ft above ground? Solution: