document.write( "Question 977973: Having problems with this problem 9log9(7) \n" ); document.write( "

Algebra.Com's Answer #599488 by josmiceli(19441) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"+9%2Alog%28+9%2C+7+%29+\"$
\n" ); document.write( " $\"+log%28+9%2C+7%5E9+%29+\"$
\n" ); document.write( "------------------
\n" ); document.write( "I can rewrite this as:
\n" ); document.write( " $\"+9%5Ex+=+7%5E9+\"$
\n" ); document.write( "I can take the log base 10 of both sides
\n" ); document.write( " $\"+x%2Alog%28+10%2C+9+%29+=+9%2Alog%28+10%2C7+%29+\"$
\n" ); document.write( " $\"+x+=+9%2Alog%28+10%2C7+%29+%2F+log%28+10%2C9+%29+\"$
\n" ); document.write( " $\"+x+=+%28+9%2A.8451+%29+%2F+.9542+\"$
\n" ); document.write( " $\"+x+=+7.6059+%2F+.95423+\"$
\n" ); document.write( " $\"+x+=+7.9707+\"$
\n" ); document.write( "------------------
\n" ); document.write( "check:
\n" ); document.write( " $\"+9%5E7.9707+=+7%5E9+\"$
\n" ); document.write( " $\"+40362752.05+=+40353607+\"$
\n" ); document.write( "The error is due to rounding off, I think
\n" ); document.write( "They may want an \"exact\" answer and not a
\n" ); document.write( "calculated answer. That would be in terms of
\n" ); document.write( "roots and powers. Hope this is OK.\r
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

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