FUNCTIONS

Here you have our new Lesson: FUNCTIONS:

FUNCTIONS

And one video to introduce the topic:

Don't worry if you don'y understand all the video. It's a bit odd!!

This other video is very interesting and explains the DOMAIN (dominio) and RANGE (recorrido):

Finally, with this link you can review these topics and find interactive exercises:

https://www.khanacademy.org/math/algebra-home/alg-functions/alg-domain-and-range/v/domain-of-a-function-intro

And VERY IMPORTANT: some exercises about the domain...

DOMAIN EXERCISES