 агент007200 
                                                03.03.2020 17:46
                                                
                                                агент007200 
                                                03.03.2020 17:46
                                             rhxtdf 
                                                03.03.2020 17:48
                                                
                                                rhxtdf 
                                                03.03.2020 17:48
                                             grbennikovigor 
                                                03.03.2020 17:49
                                                
                                                grbennikovigor 
                                                03.03.2020 17:49
                                             Lyn8023 
                                                03.03.2020 17:49
                                                
                                                Lyn8023 
                                                03.03.2020 17:49
                                             danek20063 
                                                03.03.2020 17:51
                                                
                                                danek20063 
                                                03.03.2020 17:51
                                             DenGamer11 
                                                03.03.2020 17:51
                                                
                                                DenGamer11 
                                                03.03.2020 17:51
                                             oleksiikrasuyk 
                                                03.03.2020 17:51
                                                
                                                oleksiikrasuyk 
                                                03.03.2020 17:51
                                             Dimaska123 
                                                25.10.2020 18:56
                                                
                                                Dimaska123 
                                                25.10.2020 18:56
                                            
Объяснение:
(3-m)(3+m)(9+m²)-(m-2)(m²+3m+4)=
=(9-m²)(9+m²)-(m³+3m²+4m-2m²+6m-8=
=81-m^4-(m³+m²+10m-8)=
=81-m^4-m³-m^2-10m+8=
=-m^4-m³-m²-10m+89