SOLUTION: x = log625 (1/5)

Question 298786: x = log625 (1/5)
Answer by user_dude2008(1862) (Show Source): You can put this solution on YOUR website!
x = log625 (1/5)

x = log(1/5)/log(625)

x = log(5^(-1))/log(5^4)

x = -log(5)/4log(5)

x=-1/4
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