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Consider the geometric sequence  3, 9, 27, 81, .... Find the eighth term of the sequence. Express your answer as a common fraction.

 Apr 9, 2022
 #1
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3 x 3 x 3 x 3 x 3 x 3 x 3 x 3 = 3 =__________________   ( it is NOT a common FRACTION)

 Apr 9, 2022
 #2
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The common ratio is 3, so for the eight term you find 3^8, as the first term also 3. 3^5=6561.

 Apr 9, 2022

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