Simplify.
A. 
B. 
C. 6x
D. 12x
Answer: D
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Solve the problem.Use a tree to show the parent-child relationships in the following family. Carl has three children: Sonja, James, and Michael. James has one child: Malik. Michael has two children: Consuelo and Joan. Sonja has no children.
A. 
B. 
C. 
D. 
Use the graph to answer the question.
What was the total increase in sales for the first 6 months from 2008 to 2009?
A. $652,000 B. $18,000 C. $76,000 D. $12,000
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. 58,964.00 B. 81,202.00 C. 48,430.80 D. 119,000.00
Find an for the given geometric sequence.- 
, 
, - 
, 
, . . .
A. an = - 
n - 1
B. an = - 
n - 1
C. an = 
n - 1 + 
D. an = - 
n