Triangular numbers - recursive and explicit formulas explained clearly

6,934 views

Frau Weber digital

Published on Sep 5, 2021
About :

Triangular numbers are among the so-called figured numbers. In this video you will not only learn how to calculate one triangular number using the previous triangular number, but also how you can determine any triangular number using a formula. My name is Ms. Weber and on my channel I explain topics from primary school from grades 1 to 4 in a simple and clear way. If you like the whole thing, I would be happy if you subscribe to my channel. Would you like a video on a specific topic? Then write to me in the comments.

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