List questions from geometric-series

Published on 23 Sep 2018 - 15:19

147

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Geometric series of entries of matrix with spectral radius smaller

Published on 24 Sep 2018 - 11:53

41

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Prove that$\>$for $x\neq1$ and k ${\in}\> \textbf{Z}_{\geq0}$,$\>\sum_{j=0}^{k}x^{j}=\frac{1-x^{k+1}}{1-x}$.

Published on 24 Sep 2018 - 15:42

79

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Finding a geometric series for $\frac{1}{(1 + x)^2}$

Published on 25 Sep 2018 - 20:51

88

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Can it be said that $\sum_{k=n}^{\infty} q^{k} = \sum_{k=0}^{\infty} q^{n} \cdot q^{k}$?

Published on 01 Oct 2018 - 17:05

140

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Determine the value of $\sum_{k=0}^n i^k$

Published on 01 Oct 2018 - 22:38

54

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Summation of a geometric sequence from $1$ to infinity for: $(n^{2})\times ((\frac{5}{6})^{n-1})$

Published on 04 Oct 2018 - 4:17

155

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I've a math problem about series but can't find a suitable formula

Published on 06 Oct 2018 - 14:41

124

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Nth term of geometric series where each term is rounded to two decimal places

Published on 08 Oct 2018 - 22:57

485

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Substitution in Infinite Geometric Series

Published on 14 Oct 2018 - 20:23

77

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How to calculate the summation of $n \cdot 2^n$?

Published on 23 Oct 2018 - 20:03

48

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Sum - geometric series

Published on 25 Oct 2018 - 11:02

295

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Geometric series, TMUA exam question, please help!

Published on 30 Oct 2018 - 23:14

42

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Prove that $\sum_{j=0}^{\infty}|c_1r_1^j + c_2r_2^j| < \infty$, where $|r_1|, |r_2| < 1$

Published on 01 Nov 2018 - 9:51

57

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How can I simplify this expressions to get one formula?

Published on 06 Nov 2018 - 2:43

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Series of Squares Under Triangle

Geometric series of entries of matrix with spectral radius smaller

Prove that$\>$for $x\neq1$ and k ${\in}\> \textbf{Z}_{\geq0}$,$\>\sum_{j=0}^{k}x^{j}=\frac{1-x^{k+1}}{1-x}$.

Finding a geometric series for $\frac{1}{(1 + x)^2}$

Can it be said that $\sum_{k=n}^{\infty} q^{k} = \sum_{k=0}^{\infty} q^{n} \cdot q^{k}$?

Determine the value of $\sum_{k=0}^n i^k$

Summation of a geometric sequence from $1$ to infinity for: $(n^{2})\times ((\frac{5}{6})^{n-1})$

I've a math problem about series but can't find a suitable formula

Nth term of geometric series where each term is rounded to two decimal places

Substitution in Infinite Geometric Series

How to calculate the summation of $n \cdot 2^n$?

Sum - geometric series

Geometric series, TMUA exam question, please help!

Prove that $\sum_{j=0}^{\infty}|c_1r_1^j + c_2r_2^j| < \infty$, where $|r_1|, |r_2| < 1$

How can I simplify this expressions to get one formula?

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