Find the mean for the group of data items. If necessary, round the answer to nearest tenth.16, 9, 4, 11, 5, 1, 7
A. 8.8
B. 7.6
C. 9.1
D. 7.1
Answer: B
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Use Stokes' Theorem to calculate the circulation of the field F around the curve C in the indicated direction.F = 4yi + 7xj + z3k; C: the counterclockwise path around the perimeter of the triangle in the x-y plane formed from the x-axis, y-axis , and the line y = 2 - 5x
A. 
B. - 
C. 
D. 
Find the domain of the function. Put your answer in set-builder notation.f(x) = 
A. {x 
B. {x 
C. {x 
D. {x 
Find the volume of the described solid.The solid lies between planes perpendicular to the x-axis at x = -2 and x = 2. The cross sections perpendicular to the x-axis are circles whose diameters stretch from the curve 
to the curve 
A. 
?2
B. 25?2
C. 25?
D. 
?2
Factor, if possible.(q - 8)2 - 81
A. (q + 17)(q - 17) B. (q + 1)(q - 17) C. ((q - 8)2 + 9)((q - 8)2 - 9) D. (q + 1)2