MHT CET202311 May 2023Evening ShiftMathematicsMathematical ReasoningActual
The logical statement ( ( p q ) ( p r )) ( q r ) is equivalent to
Options
- Ap r
- B(p q) r
- C( p r ) q
- D( p q) r
Correct answer
C. ( p r ) q
Step-by-step solution
aligned & [ ( p q) (p r)] ( q r) & [(p q) (p r)] ( q r) & [ De Morgan's law ] aligned p ( q r ) ( q r ) [ Distributive law ] p [( q r) q] r^ .. [ Associative law] p ( q ) r [ Absórption law] (p r) q .. [Commutative and Associative law]