#1011 · Algebra · Sequences & series

Powers of Three Geometric Series

Find the sum of the infinite geometric series $3^{- 1} + 3^{- 2} + 3^{- 3} + \dots$

~3 minAnswer checked instantlyGeometric progressionInfinite series sum

H. S. Hall & S. R. Knight, Higher Algebra (1891) · Ch. V. Geometrical Progression, Examples V.a, No. 17

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Checked against the answer in H. S. Hall & S. R. Knight, Higher Algebra (1891).