In the geometric sequence 81, -54, 36, -24, ___, determine the missing term. a. 12 b. 14 c. 16 d. 18
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To find the common ratio, we divide any term by the previous term. For example, to find the common ratio between -54 and 81, we divide -54 by 81: r = -54/81 = -2/3 Show more…
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