Explore topic-wise MCQs in Mathematics Questions and Answers.

This section includes 7 Mcqs, each offering curated multiple-choice questions to sharpen your Mathematics Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.

1.

Which one of the following is the correct representation of set A = {1,3,5,7….} in set builder form?

A. {x: x = 2n where n ∈ N}
B. {x: x = n2-1 where n ∈ N}
C. {x: x = 2n+1 where n ∈ N}
D. {x: x = 2n-1 where n ∈ N}
Answer» E.
Discussion
2.

Which one of the following is the correct representation for the set {x: x is a positive integer and x3

A. {0,1,2,3,4,5}
B. {-1,1,2,3}
C. {1,2,3}
D. {0,1,2,3}
Answer» D. {0,1,2,3}
Discussion
3.

What is the solution set of the equation X2+3X+2=0 in roster form?

A. {-1, 2}
B. {-1, -2}
C. {1, -2}
D. {1, 2}
Answer» C. {1, -2}
Discussion
4.

Write the set {x : x is a natural number and x2-9=0} in roster form.

A. {3}
B. {-3}
C. {3,-3}
D. {9,3}
Answer» B. {-3}
Discussion
5.

Write the set {x : x is an integer and x2-9=0} in roster form.

A. {3}
B. {-3}
C. {3,-3}
D. {9,3}
Answer» D. {9,3}
Discussion
6.

Write the set \({\frac{1}{2}, \frac{2}{3}, \frac{3}{4}, \frac{4}{5}, \frac{5}{6}}\) in set builder form.

A. {x: \(x=\frac{n}{n+1}\) where n is a natural number less than 6}
B. {x: \(x=\frac{n+1}{n+2}\) where n is a natural number less than 6}
C. {x: \(x=\frac{n+1}{n}\) where n is a natural number less than 6}
D. {x: \(x=\frac{n}{n+1}\) where n is a natural number less than 5}
Answer» B. {x: \(x=\frac{n+1}{n+2}\) where n is a natural number less than 6}
Discussion
7.

Write solution set of equation x2-3x+2=0 in roster form.

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