1> (a+b)^2 = a^2+2ab+b^22> (a-b)^2 = a^2-2ab+b^23> (a+b)^3 = a^3 + 3a^2 b + 3ab^2 + b^34> (a-b)^3 = a^3 - 3a^2 b + 3ab^2 - b^3
5> a^2-b^2=(a-b) x (a+b)
6> a^3 + b^3 = (a+b) x (a^2 - ab + b^2)
7> a^3 - b^3 = (a-b) x (a^2 + ab + b^2)
8> (a+b+c)^2 = a^2 + b^2 + c^2 + 2ab + 2ac + 2bc
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kwadrat różnicy (a-b)2 = a2 - 2ab + b2
sześcian sumy (a+b)3 = a3 + 3a2b + 3ab2 + b3
sześcian różnicy (a-b)3 = a3 - 3a2b + 3ab2 - b3
różnica kwadratów a2-b2=(a-b) . (a+b)
suma sześcianów a3 + b3 = (a+b) . (a2 - ab + b2)
różnica sześcianów a3 - b3 = (a - b) . (a2 + ab + b2)
kwadrat sumy trzech składników (a+b+c)2 = a2 + b2 + c2 + 2ab + 2ac + 2bc
1> (a+b)^2 = a^2+2ab+b^2
2> (a-b)^2 = a^2-2ab+b^2
3> (a+b)^3 = a^3 + 3a^2 b + 3ab^2 + b^3
4> (a-b)^3 = a^3 - 3a^2 b + 3ab^2 - b^3
5> a^2-b^2=(a-b) x (a+b)
6> a^3 + b^3 = (a+b) x (a^2 - ab + b^2)
7> a^3 - b^3 = (a-b) x (a^2 + ab + b^2)
8> (a+b+c)^2 = a^2 + b^2 + c^2 + 2ab + 2ac + 2bc