Question 381650
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Hi,         
*[tex \LARGE \ \ \ \ \ \ \ \ \ \ log_b(x) \ = \ y \ \ \Rightarrow\ \ b^y = x]
logx (1/243)= -5
  x^-5 = 1/243
   1/x^5 = 1/243
    x^5 = 243
      x = 3