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PRODUSUL 0,46(3) * ( 1,39) puterea -1 = ?




Răspuns :

0,46(3)=  (463-46)/900=  417/900  =139/300

1,39 =1 intreg 39/100=  139/100

(1,39)⁻¹=  (139/100)⁻1=  100/139

139/300 * 100/139= 1/3