Determine whether the given function is one-to-one. If it is one-to-one, find a formula for the inverse.f(x) = 
A. Not one-to-one
B. f-1(x) = (x + 1)2
C. f-1(x) = 
D. f-1(x) = x2 - 1, x ? 0
Answer: D
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Decide whether the statement is true or false.Regular polygons must have all equal sides but do not necessarily have to have all equal angles.
A. True B. False
Simplify the fraction to lowest terms.- 
A. 
B. - 
C. - 
D. 
Solve the problem.The population (in hundred thousands) for the Colonial United States in ten-year increments for the years 1700-1780 is given in the table. (Source: 1998 Information Please Almanac)
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State whether the data can be more accurately modeled using an exponential function or a logarithmic function. Using a graphing utility, find a model for population (in hundred
thousands) as a function of decades since 1700. What will be an ideal response?
Find equations of f and g such that h(x) = f(g(x)).h(x) = (2 - 5x3)2
A. f(x) = 2 - 5x2; g(x) = x3 B. f(x) = x2; g(x) = 2 - 5x3 C. f(x) = 2 - 5x3; g(x) = x2 D. f(x) = x2; g(x) = 2 - 5x