Productos notables gráficos
6
Jorge Raúl Moncayo Zabala
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Transcript of Productos notables gráficos
a
a
b
b a - b
a - b (a – b)2
b2
(a - b)2 = a2 - [b2 + (ab – b2) + (ab – b2) ]
(a - b)2 = a2 – [2ab – b2]
(a – b2) = a2 – 2ab + b2
ab – b2