homework for February 13 -- February 19

i will make some handouts with problems not from the book for this week.

video: https://youtu.be/heKK95DAKms

instructions:
(0) write answers to worksheets in journal
(1) watch the video and write a short response in your Journal to the video.
(2) send pictures of Journal by email with the word "journal" and your student id number in the subject.
(3) due by midnight Sunday, February 19.