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Expansions
Mathematics · Chapter 3 · 3. Algebra
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Topics 4
- Recall of identities: (a + b)^2, (a - b)^2 and (x + a)(x + b)
- Expansion of (a + b + c)^2 and its variants with signs
- Expansion of (a + b)^3 and (a - b)^3
- Using identities to evaluate numerical expressions and special products