S Suffolk Online- sunysuffolkedu x . Link - mackboard Leam WA 11 Volumes by Disks Calculus x - O X C @ webassign net/web/Student/Assignment-Responses/submit?dep=28005391&lags=autosave#question 1569600_1 Part 2 of 5 The cross-sectional area of a disk of radius r is A - Since our disk has radius r = 4 - 4x, then the cross-sectional area is n (4 - 4x2)2 * (4-417)" Part 1 of 5 The function y = 4 - 4x2 intersects the x-axis at the following values of x. x - 1 1 (smaller value) x - 1 1 (larger value) Part 4 of 5 Now we can say that the volume of the solid created by rotating the shaded area around the x-axis is Part S of 5 So, the volume of our solid is This becomes 15