Published by:
CGP EDU Academic Team
Published on: August 11, 2026
Let
be such that
is a tautology. Then
Text Solution
Verified by ExpertsThe correct answer is:
C
Solution.
Given 
Option I 
P | q | |||
T | T | T | T | T |
T | F | F | T | F |
T | T | T | T | T |
T | F | T | F | F |
Option 2 
P | q | |||
T | T | T | T | T |
T | F | F | F | F |
F | T | T | T | T |
F | F | T | T | T |
Option 3

P | q | |||
T | T | T | T | T |
T | F | F | T | T |
F | T | T | T | T |
F | F | T | F | T |
Option 4

P | q | |||
T | T | T | T | T |
T | F | F | F | F |
F | T | T | F | F |
F | F | T | F | F |
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