NOREX
Answered

Bonsoir.

Factoriser :

G = 7x - 21

H = 24x + 6

I = 20x - 30

J = 72x + 81

K = 45 + 20x

L = 56 - 21x
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Sagot :

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Explications étape par étape:

bonsoir,

G=7x-21

=7(x-3)

H=24x+6

=6(4x+1)

I=20x-30

=10(2x-3)

j=72x+81

= 9(8x+9)

k=45+20x

=5(9+4x)

L=56-21x

=7(8-3x)