Плиз помогите срочно!!!!!!!!!!!!!!!!! даю 50 балов номер 1081(2,3) 1082(2,4,6)
1081(2) =2/9×21/80=7/120 (3) =15/19×133/225×5/7=1/3 1082(2) =36/7+41/7=77/7=11 (4) =25/48-5/24=15/48 (6) =1/56+1/42=7/168