Parallel lines from equation | Mathematics I | High School Math | Khan Academy

preview_player
Показать описание

Sal determines which pairs out of a few given linear equations are parallel. Created by Sal Khan, Monterey Institute for Technology and Education.

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

pls help me I don't understand what ur explaining.pls do u have a friend of urs in Cameroon

sandragoodluck
Автор

But why is X increasing, and why by 1?

derpmorederp