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 disjunction ,p:7 is greater than 4 or q :6 is less than 7 is
pΛq
pvq
The sentence 'Every square is a rectangle' is
Command
Paradox
True
False
Consider the statements:P : you will work hard, q : you will become wealthy. Translate q ⇒ P into an English sentence.
If you work hard, then you will become wealthy
You will become wealthy only if you work hard
If you will not work hard, then you will not become wealthy.
If you will not become wealthy, then you will not work hard
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
If p has truth value F and q has truth value.T, then the truth value of (pΛq) Λis
The sentence 'A triangle has four sides ,is a
Statement
Question
optative
Symbolic form of the statement p;the sky is blue and q :grass is green is
pνq
A statement is called tautology its truth value is
T or F
