10-09-2016
Mathematics

contestada

what is formulae for a plus b holesquare

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dalendrk dalendrk

10-09-2016

[tex](a+b)^2=(a+b)(a+b)=aa+ab+ab+bb=a^2+2ab+b^2\\\\\boxed{(a+b)^2=a^2+2ab+b^2}[/tex]

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