Binomial formulas

Binomial formulas Prodotti notevoli formule du binôme de Newton


( + )^2





( - )^2





(+)(-)





What are the binomial formulas?

There are three binomial formulas.

The first one says (a+b)^2=a^2+2ab+b^2. The second one says (a-b)^2=a^2-2ab+b^2 and the third one says (a+b)(a-b)=a^2-b^2.