Find the sum to n terms of an arithmetic progression of the type 2n+1. - MATLAB Cody - MATLAB Central

Problem 47643. Find the sum to n terms of an arithmetic progression of the type 2n+1.

Difficulty:
(43)
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Example: Sum the first 20 terms of the sequence: 1, 3, 5, 7, 9, ...
S20=400.
Solve

Solution Stats

62.5% Correct | 37.5% Incorrect
Last Solution submitted on Dec 20, 2024

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Primes and Rough Numbers, Basic ideas
What is a rough number? What can they be used...
John D'Errico in Tips & Tricks
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