Question

2а-ас-2с+$c^{2}$

Answer 1

$2a-ac-2c+c^2=a*(2-c)-c*(2-c)=(a-c)*(2-c)$

Answer 2

Вот ответ!! 2a-ac-2c+c^2=a*(2-c)-c*(2-c)=(a-c)*(2-c)