document.write( "Question 743632: log x + log(x+1)=2 what does x equal?
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Algebra.Com's Answer #452986 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "\"log%28+x%29+%2B+log%28x%2B1%29=2\"\r
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\n" ); document.write( "\n" ); document.write( "\"log+%28x+%29%2Flog%2810%29%2B+log%28x%2B1%29%2Flog%2810%29=2\"\r
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\n" ); document.write( "\n" ); document.write( "\"%28log+%28x+%29%2B+log%28x%2B1%29%29%2Flog%2810%29=2\"\r
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\n" ); document.write( "\n" ); document.write( "\"%28log%28x%28x%2B1%29%29%29%2Flog%2810%29=2\"\r
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\n" ); document.write( "\n" ); document.write( "\"log+%28x%28x%2B1%29%29=2%2Alog%2810%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"log+%28x%28x%2B1%29%29=log%2810%5E2%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"log+%28x%28x%2B1%29%29=log%28100%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"x%28x%2B1%29=100\"\r
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\n" ); document.write( "\n" ); document.write( "\"x%5E2%2Bx=100\"\r
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\n" ); document.write( "\n" ); document.write( "\"x%5E2%2Bx-100=0\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-1+%2B-+sqrt%28+1%5E2-4%2A1%2A%28-100%29+%29%29%2F%282%2A1%29+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-1+%2B-+sqrt%28+1%2B400%29+%29%29%2F2+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-1+%2B-+sqrt%28+401%29+%29%29%2F2+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-1+%2B-+20.025+%29%2F2+\"\r
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\n" ); document.write( "\n" ); document.write( "solution:\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-1+%2B+20.025+%29%2F2+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+19.025%2F2+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+9.5125+\"....since we are dealing with logarithm, we need just positive solution\r
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