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46 Développer, puis simplifier les expressions suivantes.
A=-3(x + 5) B=-4(t - 2) C = 2y(7+ y)
D= x(4x – 8) E=-w(W – 2) F=-2x(5x – 3)
Aider moi svp

Sagot :

MIRA1YINDA4

Salut !

A = -3(x + 5)

= -3x - 15

B = -4(t - 2)

= -4t + 8

C = 2y(7+ y)

= 14y + 2y²

= 2y² + 14y

D = x(4x – 8)

= 4x² - 8x

E = -W(W – 2)

= -W² + 2W

F = -2x(5x – 3)

= - 10x² + 6x

Bonne journée ^^