Respostas

  • Usuário do Brainly
2013-05-31T11:39:41-03:00

Seja \text{y}=\dfrac{(0,001)^4\times100^7}{10^5}\cdot(0,01)^3

 

Temos que:

 

(0,001)^4\times100^7=(10^{-3})^4\times(10^2)^7-10^{-12}\times10^{14}=10^2

 

(0,01)^3=(10^{-2})^3=10^{-6}

 

Logo:

 

\text{y}=\dfrac{10^2}{10^5}\times10^{-6}=10^{-3}\times10^{-6}=10^{-9}

 

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