document.write( "Question 245060: Write the logarithm in terms of common logarithms.
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Algebra.Com's Answer #179179 by Edwin McCravy(20060)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "\"ln%2818%29\"\r\n" );
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document.write( "means the same as:\r\n" );
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document.write( "\"log%28e%2C%2818%29%29\"\r\n" );
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document.write( "The change of base formuls is\r\n" );
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document.write( "\"log%28OLD_BASE%2C%28X%29%29\"\"%22=%22\"\"log%28NEW_BASE%2C%28X%29%29%2Flog%28NEW_BASE%2C%28OLD_BASE%29%29\"\r\n" );
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document.write( "Here the OLD BASE is e and the NEW BASE in 10. so\r\n" );
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document.write( "\"log%28e%2C%2818%29%29+=+log%2810%2C18%29%2Flog%2810%2Ce%29\"\r\n" );
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document.write( "Instead of \"loge\" we write \"ln\" for the natural log.\r\n" );
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document.write( "and instead of \"log10\" we just write \"log\" for the\r\n" );
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document.write( "common log, so\r\n" );
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document.write( "\"ln%2818%29+=+log%28%2818%29%29%2Flog%28%28e%29%29\"\r\n" );
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document.write( "Edwin
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