florence-evans_60a8ceb7e6abf
florence-evans_60a8ceb7e6abf
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25³ = (5³)³ = 5^9 cbrt (5^12) = 5^4; cbrt = raiz cúbica 5³*5²*5¹ = 5^6 (1/2)^-3 = 0,5^(-3) = (5^-3)*10^(3) Então fica: (5^9)*(5^4) / [(5^6)*(5^-3)]*(10^3)] = [5^(9+4-6+3)]*(10^3) = (5^10)/1000 = 9765,625 Eu acho que é isso!