document.write( "Question 166858: rewrite the following Expression using one or more Logarithms and evaluate without a calculator.\r
\n" ); document.write( "\n" ); document.write( "Log ( 1/10^-3) + log 10^4 =\r
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Algebra.Com's Answer #122939 by ankor@dixie-net.com(22740)\"\" \"About 
You can put this solution on YOUR website!
Log ( 1/10^-3) + log 10^4 =
\n" ); document.write( "Same as:
\n" ); document.write( "\"log%28%2810%5E4%2F10%5E-3%29%29\"
\n" ); document.write( "Reciprocal gets rid of the negative exponent
\n" ); document.write( "\"log%28%2810%5E3%2A10%5E4%29%29\"
\n" ); document.write( "\"log%2810%5E7%29\"
\n" ); document.write( "we know the log of 10^7 = 7;
\n" ); document.write( " 10^7 = 10,000,000
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