Oct. 18 Class

Learning Goals: Understand how to use the quadratic formula.

Today I introduced where the quadratic formula came from.  Have a look at this handout to see how it is derived,

Handout: The quadratic formula

We also watched a youtube video that might help you remember the formula:
www.youtube.com/watch?v=43JvqjHtFXQ

Here are the solutions to the examples on the back of that handout:

Homework: p. 222 #3, 5, 6, 8-10

Announcement: We will do a formative quiz tomorrow!