Réponse :
Bonsoir
Explications étape par étape :
A = 8 × 2 + 2x
= 16 + 2x
= 2 (8 + x)
B = - 25 + 5x
= - 5( 5 - x)
C = 25x + 36 × 2²
= 25x + 36 x 4
= 25x + 144
D = 64 - 24y
= 8 (8 -3y)
E = 25a + a
= 25a + 1a
= (25 + 1) a
= 26a
F = 9 - 15x × 2²
= 3 (3 -5x × 2²)
= 3 (3 - 5x × 4)
= 3 (3 - 20x)