exercice 1) a=-11x b=14x c=8x²-4x-5 d=-15x² e=-4a² f=-18x²+23x
exercice 2)a=7*(a+2) b=5*(y-3) c=9*(x²+0x) d=-5*(y²+2y) e=3*(9x²-12x)
exercice 3)a=3x+3x=6x b=5x-11x=-6x c=x²+18x
exercice 4) d= 20x+28 e=12x-18x=-6x
exercice 5) f=3x+5x+12x+20=20x+20 g=-12x+16x+30x-40=58x-40 h=4x+63x+28x+27x-12=122x-12
Copyright © 2024 ELIBRARY.TIPS - All rights reserved.
Lista de comentários
exercice 1) a=-11x b=14x c=8x²-4x-5 d=-15x² e=-4a² f=-18x²+23x
exercice 2)a=7*(a+2) b=5*(y-3) c=9*(x²+0x) d=-5*(y²+2y) e=3*(9x²-12x)
exercice 3)a=3x+3x=6x b=5x-11x=-6x c=x²+18x
exercice 4) d= 20x+28 e=12x-18x=-6x
exercice 5) f=3x+5x+12x+20=20x+20 g=-12x+16x+30x-40=58x-40 h=4x+63x+28x+27x-12=122x-12