Find the requested polynomial. Find a polynomial function of degree 3 with 2, 2i, -2i as zeros.
A. f(x) = x3 - 2x2 + 4x - 8
B. f(x) = x3 - 2x2 - 4x + 8
C. f(x) = x3 + 2x2 + 4ix + 8i
D. f(x) = x3 - 2ix2 + 4x + 8
Answer: A
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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.Describe the general trend in world population during the period 2000 BC to the year 1 AD.
A. World population increases at a constant rate. B. World population is constant. C. World population increases at a faster and faster rate. D. World population increases at a slower and slower rate.
Solve the problems.A promotional deal for long distance phone service charges a $15 basic fee plus $0.05 per minute for all calls. If Joe's phone bill was $51 under this promotional deal, how many minutes of phone calls did he make? Round to the nearest integer, if necessary.
A. 720 min B. 7 min C. 1320 min D. 2 min
Provide an appropriate response.Simplify by combining like terms: 3a - a - 6a
A. -3a B. 0 C. 4a D. -4a
Perform the indicated operations and simplify the expression.
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A. 
B. 
C. 
D. 
E. 