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cum rezolv ecuatiile 1,44=x^2 si x^3=0,027 . Dau coroana

Răspuns :

1,44=x²
x=√1,44=√144/100=12/10==1,2

x³=0,027
x³=27/1000
x=∛√27/1000=3/10=0,3