Discuss the below problem:
Q: A golfer hits a ball with an initial velocity of magnitude v0 at an angle a with the horizontal. Knowing that the ball must clear the tops of two trees and land as close as possible to the flag, determine v0 and the distance d when the golfer uses
(a) A six-iron with a = 31°,
(b) A five-iron with a = 27°.
![450_Golfer.jpg](https://secure.tutorsglobe.com/CMSImages/450_Golfer.jpg)