# SOLUTION: help..log base 5 2500-log base5 4 = ??? I have log base5 2500 over 4 which gives me log base5 625.. now what? do I do log 625/log 5 and get 2.795/.6989 which then equals 3.999?? No

Algebra ->  Algebra  -> Logarithm Solvers, Trainers and Word Problems -> SOLUTION: help..log base 5 2500-log base5 4 = ??? I have log base5 2500 over 4 which gives me log base5 625.. now what? do I do log 625/log 5 and get 2.795/.6989 which then equals 3.999?? No      Log On

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 Question 138091: help..log base 5 2500-log base5 4 = ??? I have log base5 2500 over 4 which gives me log base5 625.. now what? do I do log 625/log 5 and get 2.795/.6989 which then equals 3.999?? Not sure if I'm doing this right.Answer by scott8148(6628)   (Show Source): You can put this solution on YOUR website!log5(625) __ log5(25*25) __ log5(5*5*5*5) __ log5(5^4)=4, by definition