7. Use cylindrical shells to find the volume of the solid generated when the shaded region...

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7. Use cylindrical shells to find the volume of the solid generated when the shaded region is revolved about the indicated axis. y = x y = 2 X 8. Determine the exact arc length of the curve over the interval. x = (y + 2) from y=0 to y = 1. 7. Use cylindrical shells to find the volume of the solid generated when the shaded region is revolved about the indicated axis. y = x y = 2 X 8. Determine the exact arc length of the curve over the interval. x = (y + 2) from y=0 to y = 1.