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Cltrobert
a fost răspuns

scrieti rezultaul sub forma de fractie zecimala (1/2)^3:0,(6)+1:[1:0,3 (6)-1 intreg 1/2]

Răspuns :

(1/2)³:0,(6)+1:[1:0,3 (6)-1 intreg 1/2]=
1/8:6/9+1:[1:(36-3)/90-3/2]=
1/8x3/2+1:(1:33/90-3/2)=
3/16+1:(1x30/11-3/2)=
3/16+1:(2x30-3x11)/22=
3/16+1:27/22=
3/16+22/27=(27x3+16x22)/432=(81+352)/432=(433+352)/432=785/432=
=1,8171(296)

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