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74. Consider the following statements P: Suman is brilliant Q : Suman is rich R: Suman is honest The negation of the statement Suman is brilliant and dishonest if and only if Suman is rich can be expressed as (1) ~P ∧ (Q ↔ ~ R) (2) ~ (Q ↔ (P ∧ ~ R)) (3) ~ Q ↔ ~ P ∧ R (4) ~ (P ∧ ~ R) ↔ Q
74. Consider the following statements
P: Suman is brilliant
Q : Suman is rich
R: Suman is honest
The negation of the statement Suman is brilliant
and dishonest if and only if Suman is rich can
be expressed as
(1) ~P
(3) ~ Q
suman is brillaint = p .. dis honest = -r so both of these joind by and means (p ^-r) suman is rich =Q as iff and only iff is used we need to join these 2 by a double arrow .. { (p^-r)bimpliesq } as they have asked the negation so add a minus sign to the whole statement ... - {(p^-r)bimplies q} which is option 2
can you tell me from which chapter this question has been taken?
THIS QUESTION IS FROM THE CHAPTER STATEMENTS AND SETS
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