Complete both questions. Show as much work as possible. 1 1. Consider the length of the graph f(x)=- from (1,1) to 4, o (4,472). Approximate x the length of the curve by finding the lengths of three line segments. (hint: use the x-values 1,2,3,4) 2. Find the limit L and the use the , & definition to prove that the limit is L. lim (3x+5)