Find the volume of the described solid.The solid lies between planes perpendicular to the x-axis at x = ?/6 to x = ?/2. The cross sections perpendicular to the x-axis are circular disks with diameters running from the curve 
to the curve 
A. (
- 1) ? + 
B. 
- 
C. (2
- 2) ? - 
D. 
- 
Answer: B
Mathematics
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Let U = {q, r, s, t, u, v, w, x, y, z}, A = {q, s, u, w, y}, B = {q, s, y, z}, and C = {v, w, x, y, z}. List the elements in the following set.
? B
A. {r, s, t, u, v, w, x, z} B. {q, r, s, t, v, x, y, z} C. {s, u, w} D. {q, s, t, u, v, w, x, y}
Mathematics
Find the function f?g and its domain if 
and
What will be an ideal response?
Mathematics
Determine whether the matrix is symmetric.
A. No B. Yes
Mathematics
Solve the problem. Leave your answer in polar form.z = 8
w = 3
Find 
.
A. 5
B. 
C. 
D. 5
Mathematics