Ďalšie príklady 1. https://www.algebra.com/algebra/homework/coordinate/word/THEO-2011-08-28-03.lesson 2. https://people.brunel.ac.uk/~mastjjb/jeb/or/morelp.html

Price development graphs of Oil and Gold:          

https://www.everythingmaths.co.za/maths/grade-11/03-number-patterns/03-number-patterns-02.cnxmlplus

Tabuľka k prikladu 4 - link: https://www.priklady.com/sk/index.php/postupnosti-a-rady/aplikacie-postupnosti-jednoduche-a-zlozene-urokovanie

Test 24. 10. 2016 Zo zbierky: Riešené príklady z matematiky pre stredné školy. Ján Kováčik    

Arithmetic sequence https://www.mathsisfun.com/algebra/sequences-sums-arithmetic.html Geometric Sequences and Sums https://www.mathsisfun.com/algebra/sequences-sums-geometric.html