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Which equation could be used to calculate the sum of the geometric series? 1/3 + 2/9 + 4/27 + 8/81 + 16/243?

Alexa Spicer

in Mathematics

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Blair Lewis on January 23, 2019

Answer: a = a() where r1 and = when r1Explanation:where a is the first term of geometric seriesr = the common ratio, geometric seriesn= number of terms of the geometric seriesin the given series a= r=n=5So, by substituting the values into the equation for r1you going to get the desired result


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