document.write( "Question 1188620: 1. A v (B v C)
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Algebra.Com's Answer #819932 by mccravyedwin(407)\"\" \"About 
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document.write( "1. A ∨ (B ∨ C)\r\n" );
document.write( "2. C ⊃  (D • E)\r\n" );
document.write( "3. ~D                  / A ∨ B \r\n" );
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document.write( "4. ~D ∨ ~E           3. Addition\r\n" );
document.write( "5. ~(D • E)          4. DeMorgan's law\r\n" );
document.write( "6. ~C                2,5, Modus Tollens\r\n" );
document.write( "7. (A ∨ B) ∨ C       1, Association\r\n" );
document.write( "8. C ∨ (A ∨ B)       9, Commutation\r\n" );
document.write( "9. A ∨ B             8,6, Disjunctive Syllogism\r\n" );
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document.write( "Edwin

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