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l. HOMEWORK (1) Find the volume of the solid obtained by revolving about the yaxis the region bounded byy=2%2,y=0and:c=l andm=2. (2) Find the volume of the solid obtained by revolving about the yaxis the region bounded byy=\\/m2+1,y=0andm=0andm=x/. (3) Find the volume of the solid obtained by revolving about the waxis the region between 3; = 2:10 and x2. (4) Find the volume of the solid obtained by revolving about the line :L' = 4 the region bounded byy=mm2, y=0. (5) Use Wolframalpha to nd the exact volume of the solid obtained by rotating about .1: = g the region bounded by y = 511121}, 3; = sin4 93, .1: E [0,72r . [Notationz c 6 [a,b] means a S c S b.] (6) The integrals represent the volume of a solid. Describe and sketch the solid. (a) fol 21rm9da: (b) 5 edg