Fill in the blanks with the valid form of inference that is being used and the lines the inference follows from.  1. (T ⊃ U) ⋅ (T ⊃ V) T                              /∴ U v V T v T Click or tap here to enter text. U v V Click or tap here to enter text.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Fill in the blanks with the valid form of inference that is being used and the lines the inference follows from. 

1.

  1. (T ⊃ U) ⋅ (T ⊃ V)
  2. T                              /∴ U v V
  3. T v T Click or tap here to enter text.
  4. U v V Click or tap here to enter text.

2. 

  1. T ⊃ U
  2. V v ~U
  3. ~V ⋅ ~W                    /∴ ~T
  4. ~V Click or tap here to enter text.
  5. ~U Click or tap here to enter text.
  6. ~T Click or tap here to enter text.

3.  

  1. L v (M ⊃ N)
  2. ~L ⊃ (N ⊃ O)
  3. ~L                              /∴ M ⊃ O
  4. N>O Click or tap here to enter text.
  5. M>N Click or tap here to enter text.
  6. M>O Click or tap here to enter text.

4.

  1. (A v B) ⊃ ~C
  2. C v D
  3. A                        /∴ D
  4. A v B Click or tap here to enter text.
  5. ~C Click or tap here to enter text.
  6.  D Click or tap here to enter text.

5.

  1. A ⊃ B
  2. A v (C ⋅ D)
  3. ~B ⋅ ~E                       /∴ C
  4. ~B Click or tap here to enter text.
  5. ~A Click or tap here to enter text.
  6. C & D Click or tap here to enter text.
  7.  C Click or tap here to enter text.
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