- (a+b)²= a²+b²+2ab
- (a-b)²= a²+b²-2ab
- a²-b²= (a+b)(a-b)
- a³+b³= (a+b)(a²+b²-ab)
- a³-b³= (a-b)(a²+b²+ab)
- (a+b)³= a³+b³+3ab(a+b)
- (a-b)³= a³-b³-3ab(a-b)
- a³+b³+c³-3a b c=(a+b+c)(a²+b²+c²-ab-b c-ca)
- If a+b+c=0 then a³+b³+c³=3a b c
This Blog contains the basic fundamental formulas of Mathematics related to various topics. and through this blog you are gonna get all these Formulas at a single place.As the name itself suggests,this is a very useful Maths Formula's handbook that serves as a quick reference. These formulas will help you cope with daily problems in these subjects(IIT,Boards,etc.) .Whether you use this formula utility for your Homework. it's intuitive user interface is easy to read and understand .
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