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Expand Brackets: GRID & FOIL Methods by n bi is a document available to read on EtoBox.
What is Expand Brackets: GRID & FOIL Methods about?
The document describes two methods for expanding brackets: 1) The GRID method involves writing the terms of each bracket above and below each other and then adding like terms. 2) The FOIL method involves multiplying the First, Outer, Inner, and Last terms of each bracket. Both methods are demonstrated through examples of expanding expressions like (x + 4)(x + 2).
- Author
- n bi
- Language
- EN