III. Consider the region R below bounded by C1 : y = 2, C2 : y = 1 + and C3 : 2y + x = 9. (1,4) R (3, 2) (5, 2) Set up a (sum of) definite integral(s) equal to the following: 1. the length of the portion of the boundary of R that lies on C2 E Answer this one 2. the area of R, using horizontal strips 3. the volume of the solid generated when R is revolved about the line with equation y = 1, usir the method of washers

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