thirionelya thirionelya 10-06-2024 Mathématiques résolu simplifier les expression 3×3+b+b×b= 4(a×a+3) =5×2-x×x=1-3×x×x = exercices 94×(a×a-3)=a×b×a=x×x×(y-4×x)4×3-x×x×32×(5×x+2)