56 a. 4x² -12x+9 C. . (2x-3)²-(5x + 2)² b. 7x2-28 d. (x-5)2 -2(x-5)(x-3)
Mathématiques
clemsouuu
Question
56
a. 4x² -12x+9
C.
. (2x-3)²-(5x + 2)²
b. 7x2-28
d. (x-5)2 -2(x-5)(x-3)
a. 4x² -12x+9
C.
. (2x-3)²-(5x + 2)²
b. 7x2-28
d. (x-5)2 -2(x-5)(x-3)