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Cel mai inteligent răspuns!
2014-09-18T23:35:41+03:00
(1/100 * 1/64)^(-1/2)=1/ (1/6400)^(1/2)=V1/6400=1/80

(1/27+1/12)^(-1/3)=[(12+27)/12*27]^(- 1/3)= 1/ radical de ordin 3 din 39/12*27
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