Respostas

  • Usuário do Brainly
2013-05-28T19:53:58-03:00

Temos que:

 

\text{x}=\sqrt[3]{250}-\sqrt[3]{16}+\sqrt[3]{54}-\sqrt[3]{2}

 

Observe que:

 

\sqrt[3]{250}=5\sqrt[3]{2}

 

\sqrt[3]{16}=2\sqrt[3]{2}

 

\sqrt[3]{54}=3\sqrt[3]{2}

 

Logo:

 

\text{x}=5\sqrt[3]{2}-2\sqrt[3]{2}+3\sqrt[3]{2}-\sqrt[3]{2}

 

\text{x}=5\sqrt[3]{2} 

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