Question

СРОЧНО
(m-3)^2-(m-2)(m+2)

Answer 1

m^2-6m+9-(m^2-4)
m^2-6m+9-m^2+4
-6m+13

Answer 2

(m-3)^2-(m-2)(m+2)=m^2-6m+9-(m^2-4)=m^2-6m+9-m^2+4=-6m+13