Respuesta :

(−12a^3b)(7ac+2b^2)

Step-by-step explanation:

(−24a^3(b^3)−84a^4bc

−84a^4bc−24a^3b^3=

(−12a^3b)(7ac+2b^2)

Answer:

− 12  a ^3  b^ 2  c ( 2  b c^ 2  +  7  a )

Step-by-step explanation: