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Factoring by Regrouping

Factoring by Regrouping - Factor ay az by bz This...

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Factoring by Regrouping To attempt to factor a polynomial of four or more terms with no common factor, first rewrite it in  groups. Each group may possibly be separately factored, and the resulting expression may possibly  lend itself to further factorization if a  greatest common factor  or special form is created.  Example 1
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Unformatted text preview: Factor ay + az + by + bz . This polynomial has four terms with no common factor. It could be put into either two groups of two terms or two groups with three terms in one group and one term in the other group. One such arrangement is So The two new terms have a GCF of y + z ....
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