document.write( "Question 875446: the question is: Express the given form as a single logarithm: 3(logx + logy - 2logz)\r
\n" ); document.write( "\n" ); document.write( "i ended up with an answer of -6logxy/z but i somehow think that is wrong.
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Algebra.Com's Answer #528181 by josmiceli(19441)\"\" \"About 
You can put this solution on YOUR website!
\"+3%2A%28+log%28x%29+%2B+log%28y%29+-+2%2Alog%28z%29%29+\"
\n" ); document.write( "\"+3%2A%28+log%28x%2Ay%29+-+log%28z%5E2%29+%29+\"
\n" ); document.write( "\"+3%2A%28+log%28+%28x%2Ay%29%2Fz%5E2+%29%29+\"
\n" ); document.write( "\"+log%28%28+%28x%5E3+%2A+y%5E3%29%2Fz%5E6+%29%29+\"
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\n" ); document.write( "I'll try a rough check by saying:
\n" ); document.write( "\"+x+=+1000+\"
\n" ); document.write( "\"+y+=+100000+\"
\n" ); document.write( "\"+z+=+10+\"
\n" ); document.write( "--------------------
\n" ); document.write( "\"+3%2A%28+log%281000%29+%2B+log%28100000%29+-+2%2Alog%2810%29%29+\"
\n" ); document.write( "\"+3%2A%28+3+%2B+5+-+2+%29+\"
\n" ); document.write( "\"+3%2A6+=+18+\"
\n" ); document.write( "and
\n" ); document.write( "\"+log%28+%281000%5E3+%2A+100000%5E3%29%2F10%5E6+%29+\"
\n" ); document.write( "\"+log%28+10%5E9+%2A+10%5E15+%29%2F10%5E6+%29+\"
\n" ); document.write( "\"+log%28+10%5E18+%29+=+18+\"
\n" ); document.write( "--------------------------
\n" ); document.write( "OK
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