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# Algebra Formula.doc

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Wilfrid Laurier University

Mathematics

MA100

J.Richard Elliott

Fall

Description

Algebra Formula
1. (a + b) = a + 2ab + b 2
2 2 2
2. (a - b) = a - 2ab + b
3 3 2 2 3 3 3
3. (a - b) = a - 3a b - 3ab + b OR a + b +3ab(a + b)
4. (a + b) = a – b – 3ab(a - b)
2 2
5. a – b = (a - b) (a + b)
6. a – b = (a - b) (a + ab + b ) 2
3 3 2 2
7. a + b = (a + b) (a – ab + b )
8.
3 2 2 2 2

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