👤

Sagot :

Réponse:

a) -3x -6

2x -21

b) 6x(carre) - 16x -9x +16

6xcarre -25x+16

c) 21x + 18xcarre -35-30x -7 -x

-10x + 18xcarre - 42

d) -2 +6x +3xcarre -15x +2x -10

-12 +3xcarre -7x

e) (-10x -5) -(16x +72 -8xcarre - 36x)

-10x -5 -16x -72 +8x carre +36x

10x -77 +8xcarre

f) (3xcarre +12x + 8x +32) - (-7x +35 xcarre +8 -40x)

3xcarre +12x + 8x +32 +7x -35 xcarre -8 +40x

-32xcarre +24+67x

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