<span> (3х^-1/4y^-3) * 6xy^2=3/x*y³/4*6xy²=3y³/4x*6xy²=4.5y⁵</span>
((3x^(-1))/(4y^(-3)))*6xy^2=3/x/4y^3*6xy^2=4.5/xy^3xy^2=4.5y^3y^2=4.5y^5
a)6 ; 5; 1;
б)0; 1; 6;
в) 4;6;1;