Help pls Urgent :

1) Calculer les expressions suivantes pour x = -3 :

A = (x - 4) ( 2x + 2)

B = 5 (x - 4) - 6 (x + 2)

C = -2 (x - 2) ( x + 3)

D = (2x + 7) (x + 3) (17x -8)

2) On considère les expressions suivantes :

E = (y + 1) (3 - 5y)

F = 1 - (2y - 3) + 2 (y + 7)

3) Calculer les expressions E et F pour :

a) y = -7

b) y = 5/3

c) y = 1,5

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