The sentence 'Every square is a rectangle' is
Command
Paradox
True
False
The negation of the disjunction ,p:7 is greater than 4 or q :6 is less than 7 is
pΛq
pvq
If p and q both has truth values T,then the truth value of pΛq is
T
F
T and F both
None of these
A _______ is a sentence which is either true or false but not both .
statement
inverse statement
Converse statement
Contrapositive
The equation '2+3>6' is a
Objective
Question
Write the converse of the contrapositive of
Write the inverse of the converse of p⇒q
p⇒q
If p .The sky is blue ,then the symbolic form of a statement .'It is false that sky is not blue is
p
none of these
The negation of the conjunction of the statement p:Paris is in France and q :London is in England is
The statement is
Tautology
Contradiction
both 1 and 2