Consider the region d in the yz plane bounded by the line y=and the curve y +z =1, 1 2 where y20. if the region dis revolved about the z-axis in rs, then the vo

Consider the region D in the yz plane bounded by the line y=and the curve y +z =1, 1 2 where y20. If the region Dis revolved about the z-axis in RS, then the volume of the IR3 resulting solid is