1. докажите если х,y>0 то х^4+у^4+8>=8ху. 2. докажите если х первый, х второй, х третий, х четвертый, х пятый>0 то х первый ^2+х второй^2 + х третий ^2+х четвертый ^2+ х пятый ^2 >= х первый ×( х второй+х третий+ х четвертый+х пятый)​

В 5 литровый бидон                          в 3 литровую банку
0                                                           0
5                                                           3 
0                                                           3
3                                                           0
3                                                           3
5                                                           1
0                                                           1
1                                                           0
1                                                           3
4                                                          0

В 5 литровый бидон                          в 3 литровую банку
0                                                           0
5                                                           3 
0                                                           3
3                                                           0
3                                                           3
5                                                           1
0                                                           1
1                                                           0
1                                                           3
4                                                          0