Solve the problem.Edwin has a board that is 9.6 feet long. He wants to cut the board into pieces that are 2.4 feet long. How many 2.4-foot pieces will he get from the large board?
A. 4 pieces
B. 5 pieces
C. 40 pieces
D. 3 pieces
Answer: A
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Give a geometric description of the set of points whose coordinates satisfy the given conditions.x2 + y2 ? 1, z = 4
A. All points on or outside of the circle x2 + y2 = 1 and in the plane z = 4 B. All points within the parabola x2 + y2 = 1 in the plane z = 4 C. All points on the cylinder with radius 1 along the z-axis D. All points on or within the circle x2 + y2 = 1 and in the plane z = 4
Solve the problem.An express train and a local train leave a station at the same time (on separate tracks) and head for a town 50 miles away. The express travels twice as fast as the local and arrives 1 hour ahead of the local. Find the speed of each train.
A. Express: 100 mph; local: 50 mph B. Express: 25 mph; local: 12.5 mph C. Express: 50 mph; local: 25 mph D. Express: 60 mph; local: 30 mph
Solve the problem.Let D be the region that is bounded below by the cone 
and above by the sphere 
Set up the triple integral for the volume of D in spherical coordinates.
A. 
B. 
C. 
D. 
Find the exact values for sin s, cos s, and tan s.s = - 
A. sin s = 
; cos s = 
; tan s = -1
B. sin s = - 
; cos s = - 
; tan s = 1
C. sin s = - 
; cos s = - 
; tan s = -1
D. sin s = 
; cos s = 
; tan s = 1