• Matéria: Matemática
  • Autor: lararosinhalarp93pkp
  • Perguntado 8 anos atrás

resolva passo a passo .. log 7 √7 na base 7.

Respostas

respondido por: MiMAtAcA
1

 log_{7}(7 \sqrt{7} )  =  log_{7}(7) +   log_{7}( \sqrt{7} )  \\  \sqrt{7} =  {7}^{ \frac{1}{2} }   \\  log_{7}(7)  +  log_{7}( {7}^{ \frac{1}{2} } )  =  \\ 1 + ( \frac{1}{2} )  \times log_{7}(7)  \\ 1 + ( \frac{1}{2} ) \times 1 =  \\ 1 +  \frac{1}{2}  =  \\  \frac{3}{2}  = 1.5
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