Bonjour,
Distributivité :
5*4x= 20x
5*-9 = -45
A=20x -45
B= 40 -5x
C= 2x² +4x
D= 4x² +20x
E = 35 +7x
F= 4 -4x²
A= 8x +8x²
B= 2x/2 - 4y/2 = x -2y
C= x^4 - x² -x
D= 4x + 12y/4 = 4x+ 3y
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Bonjour,
Distributivité :
5*4x= 20x
5*-9 = -45
A=20x -45
B= 40 -5x
C= 2x² +4x
D= 4x² +20x
E = 35 +7x
F= 4 -4x²
A= 8x +8x²
B= 2x/2 - 4y/2 = x -2y
C= x^4 - x² -x
D= 4x + 12y/4 = 4x+ 3y