notes/child/math/number/squares.txt
Ihar Hancharenka 5dff80e88e first
2023-03-27 16:52:17 +03:00

7 строки
402 B
Plaintext

https://ru.wikipedia.org/wiki/%D0%9A%D0%B2%D0%B0%D0%B4%D1%80%D0%B0%D1%82%D0%B8%D1%87%D0%BD%D1%8B%D0%B9_%D0%B2%D1%8B%D1%87%D0%B5%D1%82
https://ru.wikipedia.org/wiki/%D0%9A%D0%B2%D0%B0%D0%B4%D1%80%D0%B0%D1%82%D0%B8%D1%87%D0%BD%D1%8B%D0%B9_%D0%B7%D0%B0%D0%BA%D0%BE%D0%BD_%D0%B2%D0%B7%D0%B0%D0%B8%D0%BC%D0%BD%D0%BE%D1%81%D1%82%D0%B8
2020
https://www.youtube.com/watch?v=sWY0UIzAZUw
n^2-(n-1)^2 = 2n-1