SOLUTION: 2log(x+1) - log(x) = log4
need to show work.
Algebra.Com
Question 864359: 2log(x+1) - log(x) = log4
need to show work.
Answer by mananth(16946) (Show Source): You can put this solution on YOUR website!
2log(x+1) - log(x) = log4
log(x+1)^2 - log(x) = log4
(x+1)^2=4x
x^2+2x+1=4x
x^2-2x+1=0
(x-1)^2=0
x-1=0
x=1
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