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Daryus2000
a fost răspuns

Va rog ajutati-ma acum!!!
Calculati tinand cont de ordinea efectuari operatiilor:
1,02+(5,25-0,9)x2,8=
(0,1²+0,2²):5:(3-0,2x0,8)x2=
(245,32+41,60):10-4x7,1=
VA ROG AJUTATI-MAAA!!1
DAU COROANA!!!!!!!!!!

Răspuns :

CameliaStefan
1,02+(5,25-0,9)×2,8=1,02+4,35×2,8=1,02+1,218=2,238 a doua operatie : 0,5:5:(3-0,16)×2=0,1:2,84×2=4,2×2=8,4