B.Sc. (Hons.) Mathematics Semester 3 Previous Year Question Papers
All Semester 3 subjects for B.Sc. (Hons.) Mathematics at Delhi University — 8 subjects, 71 previous year question papers from 2021–2026. Open any subject to view or download the original PDF papers by year.
Paper types this semester: DSC, DSE, GE.
This semester carries 3 core (DSC) subjects, 3 discipline elective (DSE) subjects and 2 generic elective (GE) subjects. Each subject below links to its own page with every available previous year paper — filter by year, then open or download the PDF directly.
Core papers (DSC)
Discipline electives (DSE)
Generic electives (GE)
Sample questions from B.Sc. (Hons.) Mathematics Semester 3 papers
- Differential Equations (2026)
Both parts of the question to be attempted together. 1 (a) Show that y = 4e2* + 2e-3x is a solution of the initial-value problem (7.5)
- Discrete Mathematics (2026)
a) Construct the truth table for the logical statement: b) Let A= Z + (the set of positive integers). Define a relation R onA by:
- Graph Theory (2025)
Type of Paper, : DSE Parts of each question to be attempted together. (a)
- Group Theory (2025)
Prove that the order of a permutation of a finite set written in disjoint cycle form is the least common multiple of the lengths of the cycles. (7.5)
- Lattices and Number Theory (2024)
Programme : COMMON PROG GROUP (NEP-UGCF 2022)
- Mathematical Python (2025)
Type of the Paper : DSE Programme : B.Sc. (Hons.) Mathematics
- Number Theory (2024)
Prove that the quadratic congruence x'+5x+1=0 (mod p) has a solution for evers rime p, even though the equatior
- Riemann Integration (2026)
Calculate the upper and lower Darboux integrals for the function f(x) = x3 on the interval [0, b] and
Tools for Semester 3
- SGPA CalculatorWork out this semester's SGPA from your marks
- Exam KitPlan revision across all 8 subjects this semester
- DU Semester 3 Exam Guide: Second-Year Preparation StrategyA targeted preparation guide for Delhi University second-year students facing Semester 3 exams — handling advanced DSCs, choosing DSEs, and managing increased difficulty.
Frequently asked questions
- Where can I find B.Sc. (Hons.) Mathematics Semester 3 previous year question papers?
- This page lists all 8 Semester 3 subjects of B.Sc. (Hons.) Mathematics with 71 question papers from 2021–2026. Open a subject to view or download the PDFs.
- How many subjects are in B.Sc. (Hons.) Mathematics Semester 3?
- 8 subjects have question papers listed for B.Sc. (Hons.) Mathematics Semester 3.