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9. Calculaţi: :[0,278:13,9+(2-0,47):3/20]:102,2+3,4•1intreg4/17. imi trebue urgent​

9 Calculaţi 027813920473201022341intreg417 Imi Trebue Urgent class=

Răspuns :

[tex]\bf \ \ =(0,02+1,53;0,15):102,2+0,2\cdot21=(0,02+10,2):102,2+4,2=\\ \\ =10,22:102,2+4,2=0,1+4,2=4,3[/tex]