- 5/6 ( 5,6m - 1,6 m) - 7, 2 ( -4/9 m + 1 7/18n) если m =10, n =5 /18

Question

- 5/6 ( 5,6m - 1,6 m) - 7, 2 ( -4/9 m + 1 7/18n) если m =10, n =5 /18

Answer 1

-5/6(5,6m-1,6m)-7,2(-4/9m+17/18n)=-5,6(-56-16)-7,2(40/9+85/324)=-5,6×(-72)-7,2×1525/324=403,2-33,890740741=369,30925926