3. [-/1 Points] DETAILS SCALCET9 6.1.065. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Find the number b such that the line y = b divides the region bounded by the graphs of y = 9x and y = 25 into two regions with equal area. (Round your answer to two decimal places.) b = Need Help? Read It Watch It 4. [-/1 Points] DETAILS SCALCET9 6.2.005. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Set up, but do not evaluate, an integral for the volume of the solid obtained by rotating the region bounded by the given curves about the specified line. y = In(x), y = 0, x = 4; about the x-axis dx Need Help? Read It 5. [-/1 Points] DETAILS SCALCET9 6.2.009. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Set up, but do not evaluate, an integral for the volume of the solid obtained by rotating the region bounded by the given curves about the specified line. y = sin(x), y = 0, Osxs n; about y = -3 dx Need Help? Read It