document.write( "Question 301459: What expression is equivalent to log(base 7)2401-log(base 3)243? \n" ); document.write( "

Algebra.Com's Answer #216185 by josmiceli(19441) $\"\"$ $\"About$

You can put this solution on YOUR website!
Playing with my calculator, I found that
\n" ); document.write( " $\"2401+=+7%5E4\"$
\n" ); document.write( " $\"log%287%2C+7%5E4%29+=+4\"$
\n" ); document.write( "And I found that
\n" ); document.write( " $\"243+=+3%5E5\"$
\n" ); document.write( " $\"log%283%2C3%5E5%29+=+5\"$
\n" ); document.write( "so,
\n" ); document.write( " $\"log%287%2C2401%29+-+log%283%2C243%29+=+4+-+5\"$
\n" ); document.write( " $\"4+-+5+=+-1\"$ answer
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