• Matéria: Matemática
  • Autor: diegomiolo
  • Perguntado 7 anos atrás

log x na base 3 = -2

Respostas

respondido por: GeBEfte
1

log_{_3}x~=\,-2\\\\\\x~=~3^{-2}\\\\\\x~=~\left(\frac{1}{3}\right)^2\\\\\\x~=~\frac{1^2}{3^2}\\\\\\\boxed{x~=~\frac{1}{9}}

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