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Directions: Prove the following deductions to be valid. Show all the steps. I. 1. ~ P v Q 2. (P Q) R /R J. 1.
Directions: Prove the following deductions to be valid. Show all the steps.
I.
1. ~ P v Q
2. (P Q) R /R
J.
1. A C
2. T v ~ (~A v C) /T
K.
1. ~ ( A B)
2. B
3. D A /~D
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