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Neah
a fost răspuns

[tex]Rezolvati exercitiul :


(1- \frac{2}{5} *1 \frac{1}{4}+3:1 \frac{1}{5}):[( \frac{13}{5}-2 \frac{1}{3}* \frac{6}{7})*1 \frac{3}{7}][/tex]

Răspuns :

Mariusel01
(1-2/5·5/4+3·5/6):((13/5-7/3·6/7)·10/3)=(1-1/2+5/2):((13/5-2)·10/7)=
(1-6/2):((2[tex] \frac{3}{5} [/tex]-2)·10/7)=
(1-3):(3/5·10/7)=
-2:6/7=-2·7/6=-7/3