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Calculati: 1,75*[1,5^2+4*(3,02-4,28:2)]=

Răspuns :

1.75*[2.25 +4 *(3.02-2.14)]=
1.75 *[2.25+ 4*0.88 ]=
1.75 *[2.25 +3.52]=
1.75 *7.92=
=13.86