September 2018 1 13 Report

Wiadomo, że

(a+b)^{3} = a^{3} + 3a^{3}+3ab^{3}+b^{3}

,ale jak to rozpisac.?

np. tak jak w tutaj:

(a+b)^{2}=a*a+a*b+b*a+b*b= a^{2}+2ab+b^{2}


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