1. (10 points) Calculate / 3x\\/x + 9 d3: 2. (10 points) Find the area bounded between :1; = 3:2 and y = (x | 2)2 + 4. Note your solution should include a picture of the bounded area. 3. (10 points) Let R be the region bounded by y = 23 + 1, a: = O, y = 0, and m = 3. Find the volume of the solid obtained by rotating R about the line y = 1. 4. (10 points) Set up, but do not evaluate an integral that calculates the length of the curve y=2\\/272+5from:c= 1 tox=7