Solve the problem.The amount of particulate matter left in solution during a filtering process decreases by the equation 
where n is the number of filtering steps. Find the amounts left for n = 0 and 
(Round to the nearest whole number.)
A. 1000, 63
B. 500, 63
C. 500, 16
D. 500, 4000
Answer: B
Mathematics
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Use the distance formula to find the distance between the points.(2, 3), (-2, -2)
A. 
B. 20
C. 
D. -1
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Find the inverse of the function.f(x) = (x - 8)2, x ? 8
A. f-1(x) = 
+ 8, x ? 0
B. f-1(x) = -
+ 8, x ? 0
C. Not a one-to-one function
D. f-1(x) = 
, x ? 8
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Describe the figure as completely as possible, using the properties simple, closed, polygonal curve, and polygon.
A. Simple, closed B. Polygon C. Polygonal curve D. Simple, not closed
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Express the sum using summation notation with a lower limit of summation not necessarily 1 and with k for the index of summation.11 + 13 + 15 + 17 + ... + 27
A. 
B. 
C. 
D. 
Mathematics