document.write( "Question 1141037: 1. ∼R v P
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Algebra.Com's Answer #761578 by Edwin McCravy(20055)\"\" \"About 
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document.write( "1. ∼R v P\r\n" );
document.write( "2. R v ∼P     / R ≡ P\r\n" );
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document.write( "3. R ⊃ P                1, Material implication\r\n" );
document.write( "4. ~P v R               2, Commutation\r\n" );
document.write( "5. P ⊃ R                4, Material implication\r\n" );
document.write( "6. (R ⊃ P) • (P ⊃ R)   3,5, Conjunction\r\n" );
document.write( "7. R ≡ P                6, Material equivalence\r\n" );
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document.write( "Edwin
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