Question

Решите умоляю ! 3c+3c2-a-ac = ?

Answer 1

(3c+3c^2)-(a+ac)=3c(1+c)-a(1+c)=(1+c)(3c-a)

Answer 2

(3c+3c^2)+(-a-ac)=3c(1+c)-a(1+c)=(1+c)(3c-a).

Answer 3

спасиибо огромное!!