Find the first term and the common ratio of the geometric sequence.6, 8, 
, 
, . . .
A. a1 = 
, r = 
B. a1 = 6, r = 
C. a1 = 
, r = 
D. a1 = 6, r = 
Answer: D
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Use the graph to answer the question.
Mike decides to buy shares of companies A, B, and C, which were initially selling for the same price. The changes in each stock's value are shown in the graph above. At its peak, stock A was valued at approximately how much more than either B or C?
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