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Teachers' Lounge Discussion: "Bottoms up" as a method to factor trinomials

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From: amit hasan

To: Teacher2Teacher Public Discussion
Date: 2013032021:53:58
Subject: Re: Proof of bottom up method in factoring



hay could help me out with prove of bottom up formula '

and do you prove of Polynomials factorable over the integers

ax^2+bx+c
would factor 
(mx+p)(nx+q)
where
mn=a, pq=c
and 
pn+mq=b

thanxx 

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