The sum of the infinite series 1 + 1/3 + (1·3)/(3·6) + (1·3·5)/(3·6·9) + (1·3·5·7)/(3·6·9·12) + ... is equal to:

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The sum of the infinite series 1 + 1/3 + (1·3)/(3·6) + ... | Mathematics MCQ #172 | Examora | Examora