Question: Fill in the missing line justification for the proof below: (R D) (E R) [ (E D) | ~(E D) asm for RA | E
Fill in the missing line justification for the proof below:
(R D)
(E R)
[ (E D)
| ~(E D) asm for RA |
E ___________ |
~D 3 NIF |
~R 1, 5 IF THEN
| ~E 2, 6 IF THEN (E D) 3-7 RA (4 contradicts 7)
Group of answer choices 3 NIF 3 NOR 1, 2 OR 1, 2 IF THEN
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