How can finding the factor pairs of the constant in a trinomial help me factor the trinomial???

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- October 17th 2012, 06:29 PMford2008Factor pairs
How can finding the factor pairs of the constant in a trinomial help me factor the trinomial???

- October 17th 2012, 06:39 PMMarkFLRe: Factor pairs
If you are given a quadratic in the form:

Finding the factor pair of*b*whose sum is*a*, will easily allow you to factor the quadratic.

Suppose where , then we may write:

For the more general quadratic:

we want to find the factor pair of whose sum is .