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Cami0202
a fost răspuns

Calculati: l){2+2 1/2-2/3*[0,(1)+0,(2)]}:3,1(6)=....

Răspuns :

Renatemambouko
3,1(6)=(316-31)/90=285/90=19/6
0,(1)=1/9
0,(2)=2/9
 l) {2+2 1/2-2/3*[0,(1)+0,(2)]}:3,1(6)=
= [2+5/2-2/3*(1/9+2/9)]:19/6=
=[(4+5)/2-2/3*1/3]:19/6=
=[9/2-2/9]:19/6=
=[(81-4)/18]:19/6=
=77/18 × 6/19 =
=77/57

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