document.write( "Question 1029334: solve 2log X- log(X-2) =2 log 3 \n" ); document.write( "

Algebra.Com's Answer #644387 by ikleyn(52814) $\"\"$ $\"About$

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\n" ); document.write( "solve 2log X- log(X-2) =2 log 3
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document.write( "2*log(x) - log(x-2) = 2*log(3)  --->\r\n" );
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document.write( " -  =   --->\r\n" );
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document.write( " =   --->\r\n" );
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document.write( " = ,           (next step is to multiply both sides by (x-2) to rid off the denominator)\r\n" );
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document.write( " =          (next step is to simplify)\r\n" );
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document.write( " = ,       (next step is to factor the left side)\r\n" );
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document.write( "(x-3)*(x-6) = 0.\r\n" );
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document.write( "The roots of the last equation are  x = 3  and  x = 6.\r\n" );
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document.write( "They both satisfy the original equation. Check it !\r\n" );
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document.write( "Answer.  x = 3  and  x = 6.\r\n" );
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