all formulas of algebraic expressions
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✔ a²-b²= (a+b)(a-b)
✔ (a+b)²= a²+b²+2ab
✔ (a-b)²= a²+b²-2ab
✔ a²+b²= (a-b)²+2ab
✔ (a+b)³= a³+b³+3ab(a+b)
✔ (a-b)³= a³-b³-3ab(a-b)
✔ a³-b³= (a-b)(a²+ab+b²)
✔ a³+b³= (a+b)(a²-ab+b²)
✔ (a+b+c)²= a²+b²+c²+2ab+2bc+2ac
✔ a³+b³+c³-3abc= (a+b+c)(a²+b²+c²-ab-bc-ac)
Hope this helps you......
✔ (a+b)²= a²+b²+2ab
✔ (a-b)²= a²+b²-2ab
✔ a²+b²= (a-b)²+2ab
✔ (a+b)³= a³+b³+3ab(a+b)
✔ (a-b)³= a³-b³-3ab(a-b)
✔ a³-b³= (a-b)(a²+ab+b²)
✔ a³+b³= (a+b)(a²-ab+b²)
✔ (a+b+c)²= a²+b²+c²+2ab+2bc+2ac
✔ a³+b³+c³-3abc= (a+b+c)(a²+b²+c²-ab-bc-ac)
Hope this helps you......
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