alessondrazerillo alessondrazerillo

19-08-2018
SAT

contestada

x, 2x, 4x

The first term in the sequence above is x, and each term thereafter is equal to twice the previous term. Which of the following is the sum of the first five terms of this sequence?

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Shaswat221005 Shaswat221005

19-08-2018

sum of the first five terms of this Geometric sequence= 31x

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