February 2023 1 18 Report
Exercice 2 Réduire les expressions suivantes. Pour les expressions comportant des parenthèses, il faudra écrire l'étape de suppression des parenthèses. A = a²-a + 8a-3a²+ 17-a - 20 Y = 7+ 3y + (2y² + 10) - (5y + 5) M=-1+ (3m-9) - (8m-10) E = 6e²-7-(-4e²+ 11)-(4- e²) N=n+8+n³-3n²-(1-n+n²-n³)​
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