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Sagot :

Réponse:

Factoriser

A =2(5+x)

C=7(2-x)

D=5(-4x-1)

F=x(x+1)

H=x(-x+2)

K=x(-7x-12)

Reduire

" = racine de deux

L=-7x+3x“+8

M=-8x-10x“

O=-4x+2+9x“

P=6x-14x“+15

Developper

Q=6x-12

R=20x+10

S=56x-14x“-16+4x

Identités remarquables

T=x“+8x+16

U=25x“-70x+14

V=-36-24x+4x“

W=(9-3x)“

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