Question: (4) Prove: X v Y [#] # # Premise or Inference # # # RPI or RR (1) ~(A = X) = L P (2)
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(4) Prove: X v Y [#] # # Premise or Inference # # # RPI or RR (1) ~(A = X) = L P (2) MV~L P (3) ~M P (4) ~M - (B - Y) P (5) A vB (6) (7) (8) (9) (10) (11)
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