Question

Плииз
Номер 806
Срочно надо

Answer 1

1)0.125а*(-4b)*(-2c)=0.125a*4bc=abc
2)-3/4*x*(-2/3*y)*(1/2*z)=1/2*xy*1/2*z=1/4*xyz
3)-0.15k*(-4m)*(-5n)=-0.15k*20mn=-3kmn
4)-6/7*a*5/6*b*(-4/5*c)*(-3/4*d)=-5/7*ab*3/5*cd=-3/7*abcd