Find the center and radius of the circle.x2 + y2 - 18x + 6y + 74 = 0
A. (9, -3); r = 4
B. (-9, 3); r = 16
C. (3, -9); r = 16
D. (-3, 9); r = 4
Answer: A
Mathematics
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Find the volume of the solid generated by revolving the region bounded by the given lines and curves about the 
. y = 
, y = 0, x = 0, x = 1
A. 
B. 4?
C. 2?
D. ?
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Find the time (in days). Round to the nearest day.Principal: $2,019Rate: 8.5%Interest: $64.83
A. 204 days B. 38 days C. 138 days D. 136 days
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Change the exponential expression to an equivalent expression involving a logarithm.4x = 16
A. log16x = 4 B. log416 = x C. logx16 = 4 D. log164 = x
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Factor completely.x5/2 - 2x3/2 - 35x1/2
A. x1/2(x - 5)(x - 7) B. x1/2(x - 5)(x + 7) C. x1/2(x + 5)(x + 7) D. x1/2(x + 5)(x - 7)
Mathematics