Find the surface area of the geometric solid. If needed, use 3.14 as an approximation for ? and round the answer to the nearest tenth.Sphere: r = 5 mi
A. 523.3 mi2
B. 78.5 mi2
C. 314 mi2
D. 104.7 mi2
Answer: C
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Use a CAS integration utility to evaluate the triple integral of the given function over the specified solid region.
over the rectangular solid 
, 
, 
A. - 3840
B. - 
C. - 1280
D. - 640
Find the perimeter.
A. 62 m B. 175 m C. 50 m D. 64 m
Solve the problem using the vector form v = 
[(cos ?)i + (sin ?)j].A 250-lb sign is hanging from the end of a hinged boom, supported by a cable inclined at 49° with the horizontal. Find the tension in the cable and the compression in the boom rounded to the nearest pound. 
A. Cable: 217-lb tension; boom: 331-lb compression B. Cable: 381-lb tension; boom: 288-lb compression C. Cable: 288-lb tension; boom: 381-lb compression D. Cable: 331-lb tension; boom 217-lb compression
Find the exact solution to the equation without a calculator.sin-1 (sin x) = 
A. 
B. ?
C. 
D. 0