Answered

B=-4/21×9/-12×28/27 et C=-11/-24×-15/45×8/-55
S'il ses possible s'est pour demain ​

Sagot :

MARGESIMPSON1

Bonjour.

B = -4/-21×9/-12×28/27

B = 4/21×9/12×28/27

B = 1/21×9/3×28/27

B = 1/21×1/3×28/3

B = 1/3×1/3×4/3

B = 4/27

C = -11/24×-15/45×8/-55

C = -11/24×15/45×8/55

C = -11/24×1/3×8/55

C = -1/24×1/3×8/5

C = -1/3×1/3×1/5

C = -1/45

Bonne journée.