Question

Преобразование выражений.

Answer 1

$1) -0.625a*(- frac{1}{5}b )*8c=1) -5ac*(- 0.2b )=abc \ \ \ 2)(-1 frac{1}{3}x )*(-1 frac{11}{16}y )* frac{8}{9}z= (-frac{4}{3}x )*(- frac{27}{16}y )* frac{8}{9}z=x* frac{9}{4}y* frac{8}{9}z= \ \ =2xyz$