The negation of the conjunction of the statement p:Paris is in France and q :London is in England is
pΛq
pvq
The sentence 'A triangle has four sides ,is a
Command
Statement
Question
optative
The negation of the disjunction ,p:7 is greater than 4 or q :6 is less than 7 is
The statement 'The sum of interior angles of a triangle is 180 degrees', has the truth value
F
T
T and F both
none of these
The statement is
Tautology
Contradiction
both 1 and 2
A _______ is a sentence which is either true or false but not both .
statement
inverse statement
Converse statement
Contrapositive
Write the inverse of the converse of p⇒q
p⇒q
A statement is called contradiction if its truth value is
T and only T
F and only F
T or F
None of these
The sentence 'two plus two is four ' is
True
False
Paradox
If p .The sky is blue ,then the symbolic form of a statement .'It is false that sky is not blue is
p