SOLUTION: log 25 + log 64

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Question 895971: log 25 + log 64
Found 2 solutions by jim_thompson5910, stanbon:
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Assuming we're dealing with log base 10


log(25) + log(64) = log(25*64)

log(25) + log(64) = log(1600)

log(25) + log(64) = log(16*100)

log(25) + log(64) = log(16)+log(100)

log(25) + log(64) = log(16)+2


If you want to use a calculator, then log(25) + log(64) = 3.20411998265592 approximately

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
log 25 + log 64
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= log(25*64)
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= log(1600)
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= 40
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Cheers,
Stan H.