A geometric sequence is given. Find the common ratio and write out the first four terms.{dn} = 
A. r = 5; d1 = , d2 =
, d3 =
, d4 =
B. r = ; d1 =
, d2 =
, d3 =
, d4 =
C. r = 5; d1 = , d2 =
, d3 =
, d4 =
D. r = ; d1 =
, d2 =
, d3 =
, d4 =
Answer: A
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A. 2 in.
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