http://www.datagenetics.com/blog/october12013/index.html
Once you figure out that a solution exists, the mathematics in this problem ramps up quickly. If you feel like flexing your trigonometry muscles, this could be a good place to do it.
Once you figure out that a solution exists, the mathematics in this problem ramps up quickly. If you feel like flexing your trigonometry muscles, this could be a good place to do it.