2. (15 pts) Consider the region bounded by y = Vr and y = 2.0. SET UP (BUT DO NOT EVALUATE) an integral formula for (a)
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2. (15 pts) Consider the region bounded by y = Vr and y = 2.0. SET UP (BUT DO NOT EVALUATE) an integral formula for (a)
2. (15 pts) Consider the region bounded by y = Vr and y = 2.0. SET UP (BUT DO NOT EVALUATE) an integral formula for (a) the area of this region; (b) the volume of the solid generated by rotating this region about the r-axis using washers; (c) the volume of the solid generated by rotating this region about the horizontal line y = -2 using shells. 3. (5 pts) A spring is naturally 10 ft long and has spring constant k = 100 lb/ft. Find the work done in stretching the spring from 11 ft long to 15 ft long.
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