Perform the operation and leave the result in trigonometric form.
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Answer: A
Mathematics
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What is the surface area of a spherical planet with diameter 2,000 miles? ?
A. ?400,000? square miles B. ?4,000,000? square miles C. 4,000?? mi2 D. ?4,000,000 square miles E. ?4,000,000? square miles
Mathematics
Solve the problem.A bead is formed from a sphere of radius 3 by drilling through a diameter of the sphere with a drill bit of radius 1. Find the volume of the bead.
A. 
?
B. 18?
C. 36?
D. 
?
Mathematics
Find the area of the specified region.Shared by the cardioids r = 3(1 + sin ?) and r = 3(1 - sin ?)
A. 
(5? + 8)
B. 169
C. 
(3? - 8)
D. 
(3? + 8)
Mathematics
Provide an appropriate response.Perform the indicated operations: 
3 - 2
+ 42 ÷ 
0
A. -182 B. -291 C. 57 D. -53
Mathematics