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Recent questions tagged mathematical logic
+3
votes
1
answer
If the truth valued of propositions p,q,r ar T,T,F respectively. Then find the truth values of the compound propositions (p ∨ r) ∧ q.
asked
Apr 2, 2019
in
Mathematics
by
kratos
jee
discrete mathematics
mathematical logic
jee mains
class-12
+3
votes
1
answer
Sketch each of the following domains and determine whether it is of type 1, type 2, both or neither.
asked
Mar 9, 2019
in
Mathematics
by
kratos
theory of metals
cbse
jee main 2021
defects in solids
jee
solid state
mathematical logic
e-commerce security systems
jee main
class-12
three dimensional geometry
+3
votes
1
answer
Let p be the statement "x is an irrational number", q be the statement "y is a transcendental number" and r be the statement "x is a rational number,
asked
Mar 9, 2019
in
Mathematics
by
kratos
mathematical reasoning
mathematical logic
class-11
jee
+3
votes
1
answer
Negate the proposition “4 is an even integer or 7 is a prime number”.
asked
Feb 27, 2019
in
Mathematics
by
kratos
class-11
mathematical reasoning
jee
mathematical logic
jee mains
class-12
+2
votes
1
answer
Show that [(~p ^ q) ^ (q ^ r) ^ (~q)] is a contradiction.
asked
Feb 13, 2019
in
Mathematics
by
kratos
mathematical logic
class-12
+2
votes
1
answer
Symbolise the proposition: “If Oxygen is a gas then gold is a compound”.
asked
Feb 12, 2019
in
Mathematics
by
kratos
mathematical logic
class-12
+3
votes
1
answer
Consider the following statements : P : Suman is brilliant Q : Suman is rich. R : Suman is honest the negation of the statement
asked
Feb 9, 2019
in
Mathematics
by
kratos
analytical & logical reasoning
csat
jee
mental ability
mathematical logic
jee mains
+3
votes
1
answer
If p,q, r are the propositions with truth values F, T and F repectively.
asked
Feb 8, 2019
in
Mathematics
by
kratos
mathematical logic
class-12
+2
votes
1
answer
Which of the following is tautology (1) (p ∧ (p → q)) → q (2) q →p ∧ (p → q)
asked
Jan 25, 2019
in
Mathematics
by
kratos
jee main 2020
mathematical logic
class-12
+1
vote
1
answer
Which of the following is tautology (1) ~(p ∨ ~q) → (p ∨ q)
asked
Jan 20, 2019
in
Mathematics
by
kratos
jee main 2020
mathematical logic
class-12
+3
votes
1
answer
Statement I : ~(p ↔ ~ q)is equivalent to p ↔ q Statement II : ~(p ↔ ~ q) is a tautology.
asked
Jan 15, 2019
in
Mathematics
by
kratos
jee main 2020
jee
mathematical reasoning
mathematical logic
jee mains
+3
votes
1
answer
If the truth values of the propositions p,q,r are T,T,F respectively, then find the truth values of p → (q ∧ r).
asked
Jan 13, 2019
in
Mathematics
by
kratos
mathematical logic
class-12
+2
votes
1
answer
Determine whether the following propositions is a Tautology or a contradiction or neither.
asked
Dec 10, 2018
in
Mathematics
by
kratos
mathematical logic
class-12
+3
votes
1
answer
Assuming p ∨ q is true and p ∧ q is false, then which of the following propositions has true value?
asked
Dec 1, 2018
in
Mathematics
by
kratos
discrete mathematics
mathematical logic
class-12
+3
votes
1
answer
Which of the following statements is a tautology? (1) ~(p ∨ ~q) → p ∨ q
asked
Nov 27, 2018
in
Mathematics
by
kratos
jee main 2020
mathematical logic
class-12
+2
votes
1
answer
Examine whether the following are logically equivalent: (i) p ↔ q and (p → q) ∧ (q → p)
asked
Nov 25, 2018
in
Mathematics
by
kratos
mathematical logic
class-12
jee
+2
votes
1
answer
If p → (p ∧ ~q) is false, then the truth values of p and q are respectively :
asked
Nov 11, 2018
in
Mathematics
by
kratos
jee main 2020
jee
mathematical logic
jee mains
class-12
principles of mathematical induction
+3
votes
1
answer
Prove that (p ∨ q) ∧ (~p ∧~q) is a contradiction.
asked
Nov 5, 2018
in
Mathematics
by
kratos
mathematical logic
class-12
+2
votes
1
answer
The proposition (~ p) ∨ (p∧~q) is equivalent to
asked
Nov 4, 2018
in
Mathematics
by
kratos
isc
discrete mathematics
mathematical logic
icse
class-12
+1
vote
1
answer
Consider the following statements P: Suman is brilliant. Q: Suman is rich. R: Suman is honest.
asked
Oct 24, 2018
in
Mathematics
by
kratos
analytical & logical reasoning
csat
class-11
jee
mental ability
mathematical logic
subsidiary books
jee mains
consumer protection
class-12
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