Find the inverse of the function.f(x) = 
A. f-1(x) = (x + 9)3
B. f-1(x) = (x - 9)3
C. f-1(x) = x3 + 9
D. f-1(x) = 
- 9
Answer: C
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The graph below shows estimated world population for the period 4000 BC - 2000 AD. Note that the logarithm of the world population and not actual population is plotted on the vertical axis. This means, for example, that when the graph reaches 7 on the vertical scale, world population is 107 and when the graph reaches 9 on the vertical scale, world population is 109. Log World Population 
? Year Use the graph to answer the question.During the period 4000 BC to 1000 BC, approximately what was the doubling time for world population?
A. Approximately 3000 years B. Approximately 1000 years C. Approximately 5000 years D. Approximately 23,000 years
Solve for the base. Round to the nearest cent.Part: $6,804.00 Rate of increase: 35%
A. $9,185.40 B. $5,040.00 C. $5,140.00 D. $6,804.00
Eliminate the parameter to obtain an equation in x and y and describe the curve.x = t - 3, y = t2 + 5; -1 ? t ? 2
A. y = x2 - 14; portion of a parabola B. y = x2 - 6x - 14; portion of a parabola C. y = x2 + 14; portion of a parabola D. y = x2 + 6x + 14; portion of a parabola
Evaluate.C(6, 1)
A. 6!
B. 6
C. 1
D. 