reverse foil method  TOPIC_SOLVED

Quadratic equations and inequalities, variation equations, function notation, systems of equations, etc.

reverse foil method

Postby Stephanie72416 on Wed Sep 30, 2009 4:19 am

I need help on a problem r^2+12r+12 this reverse foil method is something like the grouping method but a little different
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Postby stapel_eliz on Wed Sep 30, 2009 1:34 pm

Yes, it's called "factoring". To learn how it works, try here. :wink:

Once you've learned the method, please attempt the exercise, noting that you are looking for factors of 12 that add to 12. (Hint: There aren't any, so what does that say about this polynomial?)
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