Recursive formulas for arithmetic sequences | Mathematics I | High School Math | Khan Academy

preview_player
Показать описание
Sal finds the recursive formula of the arithmetic sequence 4, 3⅘, 3⅗, 3⅖,...

High School Math on Khan Academy: Did you realize that the word "algebra" comes from Arabic (just like "algorithm" and "al jazeera" and "Aladdin")? And what is so great about algebra anyway? This tutorial doesn't explore algebra so much as it introduces the history and ideas that underpin it.

For free. For everyone. Forever. #YouCanLearnAnything

Рекомендации по теме
Комментарии
Автор

I can not understand from where -1/5 comes from

بناتاونلاين-كخ
Автор

helo khan, i am from pakistan, when to submit the payment for sat subject test, quickly after registration or can i pay it on test day ??

peterjamali
Автор

Very unclear explanation, and don't ask me where, it all of them

melonlord