This chapter is currently out of syllabus
1
JEE Main 2020 (Online) 6th September Morning Slot
+4
-1
Out of Syllabus
The negation of the Boolean expression p $$\vee$$ (~p $$\wedge$$ q) is equivalent to :
A
$$p \wedge \sim q$$
B
$$\sim$$$$p \vee \sim q$$
C
$$\sim p \wedge q$$
D
$$\sim p \wedge \sim q$$
2
JEE Main 2020 (Online) 5th September Evening Slot
+4
-1
Out of Syllabus
The statement
$$\left( {p \to \left( {q \to p} \right)} \right) \to \left( {p \to \left( {p \vee q} \right)} \right)$$ is :
A
a tautology
B
C
equivalent to (p $$\vee$$ q) $$\wedge$$ ($$\sim$$ p)
D
equivalent to (p $$\wedge$$ q) $$\vee$$ ($$\sim$$ q)
3
JEE Main 2020 (Online) 5th September Morning Slot
+4
-1
Out of Syllabus
The negation of the Boolean expression x $$\leftrightarrow$$ ~ y is equivalent to :
A
$$\left( {x \wedge y} \right) \vee \left( { \sim x \wedge \sim y} \right)$$
B
$$\left( { \sim x \wedge y} \right) \vee \left( { \sim x \wedge \sim y} \right)$$
C
$$\left( {x \wedge y} \right) \wedge \left( { \sim x \vee \sim y} \right)$$
D
$$\left( {x \wedge \sim y} \right) \vee \left( { \sim x \wedge y} \right)$$
4
JEE Main 2020 (Online) 4th September Evening Slot
+4
-1
Out of Syllabus
Contrapositive of the statement :
‘If a function f is differentiable at a, then it is also continuous at a’, is:
A
If a function f is continuous at a, then it is not differentiable at a.
B
If a function f is not continuous at a, then it is differentiable at a.
C
If a function f is not continuous at a, then it is not differentiable at a.
D
If a function f is continuous at a, then it is differentiable at a.
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