CBSE-CLASS-XII SERIES Mathematics
Composition Of Functions And Invertible Function
5 previous year questions.
Volume: 5 Ques
Yield: Medium
High-Yield Trend
5
2024 Chapter Questions 5 MCQs
01
PYQ 2024
easy
mathematics ID: cbse-cla
Assertion (A): The relation R = (x, y) : (x + y) is a prime number and x, y in N is not a reflexive relation.
Reason (R): The number is composite for all natural numbers .
1
Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of Assertion (A).
2
Both Assertion (A) and Reason (R) are true and Reason (R) is not the correct explanation of Assertion (A).
3
Assertion (A) is true, but Reason (R) is false.
4
Assertion (A) is false, but Reason (R) is true.
02
PYQ 2024
medium
mathematics ID: cbse-cla
What rebate in price of the calculator should the store give to maximise the revenue?
03
PYQ 2024
medium
mathematics ID: cbse-cla
Check whether the relation in the set of real numbers , defined by:
is reflexive, symmetric, or transitive.
is reflexive, symmetric, or transitive.
04
PYQ 2024
medium
mathematics ID: cbse-cla
Let and . Consider the function , defined by: Show that is one-one and onto.
05
PYQ 2024
medium
mathematics ID: cbse-cla
The volume of a cube is increasing at the rate of . How fast is the surface area of the cube increasing, when the length of an edge is ?