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Prove that 1 + r + r 2 +... + r n = (1 - r n+1 )/ (1 - r) for all n N,
Prove that 1 + r + r2 +... + rn = (1 - rn+1 )/ (1 - r) for all n N, when r 1.
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Introduction to Probability
Authors: Mark Daniel Ward, Ellen Gundlach
1st edition
716771098, 978-1319060893, 1319060897, 978-0716771098
