Question

Выполните деление: 1) (y-z):(z-y) 2) 8(a-b):(b-a)

Answer 1

$frac{y-z}{z-5} =-frac{z-y}{z-y} =-1$

$8*frac{a-b}{b-a}=-8 *frac{b-a}{b-a} =-8$

Answer 2

-(z-y)÷(z-y)=-1

-(b-a)÷(b-a)8=-8