SOLUTION: Let |r| < 1,
S = sum_{k=0}^{infty} r^k,and
T = sum_{k=0}^{\infty} k r^k.
Our approach is to write T as a geometric series in terms of S and r.
Give a closed form expression f
Algebra ->
Sequences-and-series
-> SOLUTION: Let |r| < 1,
S = sum_{k=0}^{infty} r^k,and
T = sum_{k=0}^{\infty} k r^k.
Our approach is to write T as a geometric series in terms of S and r.
Give a closed form expression f
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Question 1176766: Let |r| < 1,
S = sum_{k=0}^{infty} r^k,and
T = sum_{k=0}^{\infty} k r^k.
Our approach is to write T as a geometric series in terms of S and r.
Give a closed form expression for T in terms of r. Answer by Solver92311(821) (Show Source):
