![]() A power series is an infinite series of the form: ∑(a_n*(x-c)^n), where 'a_n' is the coefficient of the nth term and and c is a constant., where a is the first term of the series and r is the common ratio (-1 < r < 1). A geometric series is a sequence of numbers in which the ratio between any two consecutive terms is always the same, and often written in the form: a, ar, ar^2, ar^3. Sequence Calculator - n-th term and sum of an arithmetic, geometric or Fibonacci sequence Sequence Calculator Use this number sequence calculator to easily calculate the n-th term of an arithmetic, geometric or fibonacci sequence, and the sum of all terms between the starting number and the nth term., where a is the first term of the series and d is the common difference. Find more Mathematics widgets in WolframAlpha. Here's a brief description of them: Initial term First term of the sequence. Get the free 'Sequence Calculator' widget for your website, blog, Wordpress, Blogger, or iGoogle. Using this tool, you can also find the sum of an Deal with math Math is a subject that can be difficult for many students. ![]() These values include the common ratio, the initial term, the last term, and the number of terms. Arithmetic sequences calculator that shows work The sum of series calculator helps you find the sum of an arithmetic or geometric series.
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