Solve the problem.The population of a city has varied considerably in recent years. The data in the table relates the pollution P to time t, in years, where t = 0 corresponds to 1990. Use a quadratic function fitted to the data to predict the population in 2000.   

A. 119,000.00
B. 58,964.00
C. 81,202.00
D. 48,430.80


Answer: B

Mathematics

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Determine the number of figures (of any size) in the design.Triangles (of any size)

A. 9 B. 12 C. 10 D. 14

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Solve the problem.The cost of manufacturing a particular baseball cap is c(x) = 11,000 + 12x, where x is the number of caps produced. The average cost per baseball cap, denoted by  (x), is found by dividing c(x) by x.Find (x).

A. 13 B. 18 C. 8 D. Does not exist

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The figure below is a regular hexagon ABCDEF with center O. (P, Q, R, S, T, and U are the midpoints of the sides.) The image of A under the reflection with axis the line passing through B and E is

A. D. B. T. C. Q. D. C. E. none of these

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Find sum of the pair of complex numbers.7 - 7i, -9 - 4i

A. -2 - 11i B. -2 - 3i C. -2 + 3i D. 11 + 2i

Mathematics