Here's the solution to the bonus problem from the quiz (in case you were wondering!):

First, make the equation = 0


Now factor out a GCF (x) and keep factoring the quadratic.

Then solve. x = 0, -4/3, and 3/2.

Here are the answers from last night's worksheet in case you wanted to check anything more closely:

The answers for tonight's worksheet:



Tomorrow's quiz will cover these same two topics!

Are you ready for....

The Quadratic Formula!

If you scroll down to a previous post, you'll see the Prezi that I showed in class with all of the different songs. But if you don't feel like scrolling, here's a link to it!

How about some more info on imaginary numbers?!? (I know... you can't wait to see what I'm going to give you!)

First, a website that is "totally dedicated to imaginary numbers". Fun, huh! There are some cool illustrations that you might want to check out.

The next one is a link to the BBC Website and (at the bottom of the page) a radio show that was done on imaginary numbers. I know of someone who put some images to it - I'm trying to track it down...

Now for something you might enjoy: Do Imaginary Numbers Really Exist?

And even a Wikipedia link.

Ok, so only Vennie took advantage of the extra credit. Maybe next time...

Here are today's notes!

Want some extra credit? Try this...

1. Comment here or e-mail me by 7:20 Wednesday morning that you saw this.
2. Complete the following problems:

a. Solve
b. Solve
c. Find the zeros of

Show all work! Due when you walk into class tomorrow!

Happy Valentine's Day!

Just to show you all how much I love you, I found this new way of thinking about factoring quadratics. :) If you're having trouble with some factoring, check out this little slide show!

Tic Tac Toe Factoring

Are you watching the Olympics? I wouldn't miss them. In case you didn't see the Opening Ceremonies last night, here are some really cool pictures. (And if you did see the ceremonies, check out the pictures anyway!)

The answers to tonight's review. Please check them!




Here are the worked-out answers to the worksheet due today (WS 5.7 Vertex Form)

Something that we're going to get to next week....

Quadratic Formula on Prezi

Here's the last problem on the notes that we finished up today:

And finishing up the week with some Vertex Form:

Here are today's notes on Completing the Square!

Here's the distribution of today's quiz scores. (Go check progress book and see how you did!)

Here are the answers to tonight's worksheet. Quiz tomorrow!