SOLUTION: if log 4 = 0.60206 then how much is log 25? both logs have a base 10.

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Question 1038572: if log 4 = 0.60206 then how much is log 25? both logs have a base 10.
Found 2 solutions by robertb, MathTherapy:
Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
2 = log100 = log(4*25) = log4 + log25 = 0.60206 + log25
==> 2 = 0.60206 + log25 ==> log25 = 1.39794.

Answer by MathTherapy(10557) About Me  (Show Source):
You can put this solution on YOUR website!

if log 4 = 0.60206 then how much is log 25? both logs have a base 10. 
log+%284%29+=+0.60206