Question

Quanto é: 8.10^3 - 6.10^4 x 5.10^-1 / 5.10^-5 ?

Answer 1

Olá Davos

8*10^3 - 6*10^4 * 5*10^-1/5*10^-5

8000 - 6*10^4 * 5*10^(-1+5) 

8000 - 6*10^4 * 5*10^4 = 

8000 - 30*10^8 = -2999992000

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