👤

 Calculati in modul cel mai simplu
-3,72+5,26+2,72
3pe2+1pe3-5pe12




Răspuns :

-3,72+5,26+2,72=
=-3,72+2,72+5,26=
=-1+5,26=4,26

3/2+1/3-5/12=
=(3*6+1*4-5)/12=
=(18+4-5)/12=17/12