ответ:
объяснение:
в1. сх1.
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c(5,6)=(c5*c6): (c5+c6)=
c(1,2)=(c1*c2): (c1+c2)=
c(1-3)=c(1,2)+c3=
c(1-4)={c4*c(1-3)}: {c4+c(1-3)}=
cэкв=c(5,6)+c(1-4)=
***
в2. сх2.
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c(4,5)=(c4*c5): (c4+c)=
c(3-5)=c(4,5)+c3=
c(3-6)={c6*c(3-5)}: {c6+c(3-5)}=
c(1,2)=(c1*c2): (c1+c2)=
cэкв=c(1,2)+c(3-6)=
