Exercice 1: On donne E= 4x carré + 20x + 25 - (3-x) (2x+5) a) Factorise 4x carré + 20x + 25 puis f.... Pergunta de ideia delaurine4

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Exercice 1: On donne E= 4x carré + 20x + 25 - (3-x) (2x+5)
a) Factorise 4x carré + 20x + 25 puis factorise E.
b) Calcule E pour x = -2

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