Please #1, 3, 11, 15, 19, 21, 27, 49, 61, 67

1-4 A solid is obtained by revolving the shaded region about the 17. y = x', y = 2x; about the y-axis specified line. (a) Sketch the solid and a typical disk or washer. 18. y = 6 - x', y = 2; about the x-axis (b) Set up an integral for the volume of the solid. 19. y = x', y = vx; about the x-axis (c) Evaluate the integral to find the volume of the solid. 20. x = 2 - y', x = y; about the y-axis 1. About the x-axis 2. About the x-axis 21. y = x', x = y'; about y = 1 22. y = x', y = 1, x = 2; about y = -3 (4, 2) y = x2 +5 23. y = 3, y = 1 + sec x, - 7/3 x 7/3; about y = 1 y = VJ 24. y = sin x, y = cos x, 0