document.write( "Question 808036: 2log(x-1) = 2 + log100\r
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Algebra.Com's Answer #486698 by rothauserc(4718)\"\" \"About 
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2log(x-1) = 2 + log100
\n" ); document.write( "note that log 100 = log (base 10) 100 and 10^2 = 100 so log 100 = 2
\n" ); document.write( "2log(x-1) = 2 + 2
\n" ); document.write( "2log(x-1) = 4
\n" ); document.write( "divide both sides of = by 2
\n" ); document.write( "log(x-1) = 2
\n" ); document.write( "note that log base is 10 and by definition of logarithm
\n" ); document.write( "x-1 = 10^2
\n" ); document.write( "x = 100 +1
\n" ); document.write( "x = 101
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