Factoring perfect squares: missing values | Mathematics II | High School Math | Khan Academy

preview_player
Показать описание
Sal analyzes the factorization of x^2+5x+c as (x+d)^2 to find the values of the missing coefficients c and d.

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

@Edgar Lindo; he is using a bamboo brush and pen. It is not used with a mouse.

bryannguyen
Автор

What software are you using to show the mouse pointer before you type?

EdgarLindo
Автор

Which section is this video in at khanacademy.org ?

tapashray