AB/BC 1.
(b)
(c)
(d)
AB 2/BC 4.
(b)
Part A
(a)
.
.
To work with g(x) = f −^1 (x), interchange x and y:
Now .
(a) The rectangular slices have base y, height 5y, and thickness
along the x-axis:
The disks have radius x and thickness along the y-axis:
Now we solve for x in terms of y:
Then arcsin , which gives us .