i've been cramming all day... im so tired! i still have to learn so much more :(

http://i83.photobucket.com/albums/j3.../factoring.jpg

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- Dec 7th 2007, 08:55 PMNoelleFactoring Questions <3 pplz help exam tomorrow :(
i've been cramming all day... im so tired! i still have to learn so much more :(

http://i83.photobucket.com/albums/j3.../factoring.jpg - Dec 7th 2007, 10:39 PMred_dog
1)

2), 3), 4):

where are the roots of the quadratic .

I'll do it for 2):

Then

Now you can do the others. - Dec 7th 2007, 11:11 PMangel.white
Wow, I never knew that, that is neat!

(always seemed like there ought to be a way to use the roots in factoring, but I never actually knew how)

Also, your avatar looks like a firebat http://images2.wikia.nocookie.net/st...irebatanim.gif from starcraft O.o - Dec 8th 2007, 04:31 AMKrizalid
Another attempt is to note that :eek:

So