#1003 · Algebra · Sequences & series

Sum of radical geometric series

Find the sum of the series $1, 3, 3, \dots$ to $12$ terms.

~5 minAnswer checked instantlygeometric progressionsurds

H. S. Hall & S. R. Knight, Higher Algebra (1891) · Ch. V. Geometrical Progression, Examples V.a, No. 8

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