Explore topic-wise MCQs in Mathematics.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Mathematics knowledge and support exam preparation. Choose a topic below to get started.

1.

Let A={1,2} and B={3,4}. Which of the following cannot be relation from set A to set B?

A. {(1,1), (1,2), (1,3), (1,4)}
B. {(1,3), (1,4)}
C. {(2,3), (2,4)}
D. {(1,3), (1,4), (2,3), (2,4)}
Answer» B. {(1,3), (1,4)}
Discussion
2.

If A={1,4,8,9} and B={1, 2, -1, -2, -3, 3,5} and R is a relation from set A to set B {(x, y): x=y2}. Find range of the relation.

A. {1,4,9}
B. {-1,1, -2,2, -3,3}
C. {1,4,8,9}
D. {-1,1, -2,2, -3,3,5}
Answer» C. {1,4,8,9}
Discussion
3.

If A={1,4,8,9} and B={1, 2, -1, -2, -3, 3,5} and R is a relation from set A to set B {(x, y): x=y2}. Find codomain of the relation.

A. {1,4,9}
B. {-1,1, -2,2, -3,3}
C. {1,4,8,9}
D. {-1,1, -2,2, -3,3,5}
Answer» E.
Discussion
4.

If A={1,4,8,9} and B={1, 2, -1, -2, -3, 3,5} and R is a relation from set A to set B {(x, y): x=y2}. Find domain of the relation.

A. {1,4,9}
B. {-1,1, -2,2, -3,3}
C. {1,4,8,9}
D. {-1,1, -2,2, -3,3,5}
Answer» D. {-1,1, -2,2, -3,3,5}
Discussion
5.

Is relation from set A to set B is always equal to relation from set B to set A.

A. True
B. False
Answer» C.
Discussion
6.

If set A has 2 elements and set B has 4 elements then how many relations are possible?

A. 32
B. 128
C. 256
D. 64
Answer» E.
Discussion
7.

Let A={1,2,3,4,5} and R be a relation from A to A, R = {(x, y): y = x + 1}. Find the range.

A. {1,2,3,4,5}
B. {2,3,4,5}
C. {1,2,3,4}
D. {1,2,3,4,5,6}
Answer» C. {1,2,3,4}
Discussion
8.

Let A={1,2,3,4,5} and R be a relation from A to A, R = {(x, y): y = x + 1}. Find the codomain.

A. {1,2,3,4,5}
B. {2,3,4,5}
C. {1,2,3,4}
D. {1,2,3,4,5,6}
Answer» B. {2,3,4,5}
Discussion
9.

Let A={1,2,3,4,5} and R be a relation from A to A, R = {(x, y): y = x + 1}. Find the domain.

A. {1,2,3,4,5}
B. {2,3,4,5}
C. {1,2,3,4}
D. {1,2,3,4,5,6}
Answer» B. {2,3,4,5}
Discussion
10.

A relation is a subset of cartesian products.

A. True
B. False
Answer» B. False
Discussion