SOLUTION: Is log (x+y) = log + log y True or false

Question 1057773: Is log (x+y) = log + log y
True or false

Found 2 solutions by Boreal, math_helper:
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
False
Pick an easy log
log (10+10)
That is log (20)=1.3010
log 10 +log 10=1+1=2.
The log scale is not interval, meaning that the distance from log 2 to log 3 is not the same as the distance from log 6 to log 7 for example.
Answer by math_helper(2461) (Show Source): You can put this solution on YOUR website!

log x + log y = log(xy), which is clearly not equal to log(x+y)

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