the first four rules of inference to derive the conclusions

| August 30, 2017

Question
Using the first four rules of inference to derive the conclusions of the following symbolized arguments.

Problem 1

F v (D⊃T)
~F
D /T

Problem 2

~W⊃ [~W⊃ (X ⊃ W)]
~W /~X

Problem 3

J ⊃ (K ⊃ L)
L v J
~L /~K

Get a 30 % discount on an order above $ 100
Use the following coupon code:
RESEARCH
Order your essay today and save 30% with the discount code: RESEARCHOrder Now
Positive SSL