Question

(2-с)в крадрате-с(с+4)
помогите

Answer 1

$(2 - c) {}^{2} - c(c + 4) = 4 - 4c + {c}^{2} - {c}^{2} - 4c = 4 - 8c$

Answer 2

4-4c+c²-c²-4c=4-8c..........