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# Find the volume v of the described solid s. the base of s is the region enclosed by the parabola y = 9 âˆ’ 9x2 and the x-axis. cross-sections perpendicular to the x-axis are isosceles triangles wi

Find the volume v of the described solid s. the base of s is the region enclosed by the parabola y = 9 âˆ’ 9x2 and the x-axis. cross-sections perpendicular to the x-axis are isosceles triangles with height equal to the base.