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Erste binomische Formel
(a + b) (a + b) = a2 + ab + ab + b2 = a2 + 2ab + b2
zweite binomische Formel
(a − b) (a − b) = a^2 − ab − ab + b^2 = a^2 − 2ab + b^2
´Dritte binomische Formel
(a + b) (a − b) = a^2 + ab − ab − b^2 = a^2 − b^2
Last changed3 months ago