The height of a golf ball above the ground in metres is modelled by the function h(t)=-4.9t^2+20t+3, where h is the height the golf ball is above the ground and t is the time in seconds after the ball is hit. a) Use graphing technology to determine the maximum height the golf ball will reach rounded to the nearest tenth of a metre b) For how long is the golf ball in the air? Round answer to nearest tenth of a second.

Question

tkhunny · Answer

Well, fire up the graphing technology.