68. Factoriser. A = x(6 - x) - 5y(6 - x) B = (3y + 11) x2 - (3y + 11) x 7y C = 7y(9 - 5x) - (9 - 5x) D = x2(x - 4) - 9(x-4)
Mathématiques
melvenca1
Question
68. Factoriser.
A = x(6 - x) - 5y(6 - x)
B = (3y + 11) x2 - (3y + 11) x 7y
C = 7y(9 - 5x) - (9 - 5x)
D = x2(x - 4) - 9(x-4)
A = x(6 - x) - 5y(6 - x)
B = (3y + 11) x2 - (3y + 11) x 7y
C = 7y(9 - 5x) - (9 - 5x)
D = x2(x - 4) - 9(x-4)
1 Réponse
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1. Réponse Anonyme
Réponse :
Explications étape par étape
Bsr,
A = x(6 - x) - 5y(6 - x)=
(6-x) (x -5y)
B = (3y + 11) x2 - (3y + 11) x 7y=
(3y+11) (2 -7y)
C = 7y(9 - 5x) - (9 - 5x)=
(9-5x ) ( 7y -1)
D = x2(x - 4) - 9(x-4)=
(x-4) ( x² -9)
☺