Question

Срочно решите пример!!!
-3/4(1/3m+n)-1/4(3m+n)

Answer 1

(-3/4)*(1/3)*m-(3/4)*n-(1/4)*3m-(1/4)*n=-(1/4)*m-(3/4)*m-(1/4)*n-(3/4)*n=-m*[(1/4)+(3/4)]-n*[(1/4)+(3/4)]=-m*1-n*1=-m-n