We also watched the first half of the video on Intermediate Value Theorem.
http://www.calculus-help.com/the-intermediate-value-theorem/
HW: WS Practice 1.4 Quiz and Watch these 2 short videos.
https://www.youtube.com/watch?v=4q8QyW_cWb8
https://www.youtube.com/watch?v=qhz4w7aVNYo