document.write( "Question 934272: 1. ~R
\n" ); document.write( "2. S-> R/...(therefore) ~ S\r
\n" ); document.write( "\n" ); document.write( "Using the first 4 rules of inference: MP, MT, HS, DS
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Algebra.Com's Answer #568030 by Edwin McCravy(20056) $\"\"$ $\"About$

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document.write( "1. ~R\r\n" );
document.write( "2. S-> R\r\n" );
document.write( "   /...(therefore) ~ S\r\n" );
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document.write( "3. ~R-> ~S    2,MT\r\n" );
document.write( "4. ~S         3,1,HS\r\n" );
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document.write( "Edwin

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