document.write( "Question 1074457: What is the value of x in the equation \"3log%28x%2C%281%2F81%29%29-12=0\" \n" ); document.write( "
Algebra.Com's Answer #689112 by AnlytcPhil(1807)\"\" \"About 
You can put this solution on YOUR website!
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document.write( " \"3log%28x%2C%281%2F81%29%29-12=0\"\r\n" );
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document.write( " \"3log%28x%2C%281%2F81%29%29=12\"\r\n" );
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document.write( " \"log%28x%2C%281%2F81%29%29=4\"\r\n" );
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document.write( "\"x%5E4=%281%2F81%29\"\r\n" );
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document.write( "\"x%5E4=1%2F3%5E4\"\r\n" );
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document.write( "\"x%5E4=%281%2F3%29%5E4\"\r\n" );
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document.write( "Take 4th roots of both sides:\r\n" );
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document.write( "\"x=%22%22+%2B-+1%2F3\"\r\n" );
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document.write( "That base of a logarithm can only be positive and not 1.\r\n" );
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document.write( "\"x=1%2F3\"\r\n" );
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document.write( "Edwin

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