Business Mathematics DU 3rd Semester (DSC-3.1)

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About Course

Complete Exam-Ready Course for Delhi University Students

Are you in 3rd Semester at Delhi University, (Bcom Prog./Bcom Hons.) and struggling to prepare for your Business Mathematics exam?

This one complete course gives you everything you need to score 100% Full marks, even if you haven’t studied a single chapter yet.

This is not just another theory course. It’s a targeted, exam-oriented program built strictly as per DU syllabus — designed to make you exam-ready in minimum time with maximum understanding.

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What Will You Learn?

  • 📘 Made for DU Students, by DU Experts
  • Content strictly aligned with University of Delhi syllabus and paper pattern.
  • 🎯 Guaranteed Exam Success
  • Study smart with the exact material DU examiners expect — no extra theory, only what scores marks.
  • ⏱️ Time-Saving & Fully Structured
  • Every unit, topic, and concept explained in the same order as your DU textbook, so you don’t get lost.
  • 💻 Learn Anytime, Anywhere
  • Access lectures 24×7 from your phone or laptop — at your own pace.
  • 🔥 Enroll Now – Limited Seats for Live Guidance Batch!
  • 🚀 Don’t risk your semester marks. Join now and turn your DU exam into a guaranteed success story.

Course Content

Unit 1: Matrices and Determinants
Overview of Matrices. Solution of a system of linear equations (having a unique solution and involving not more than three variables) using matrix inversion method and Cramer's Rule Leontief Input Output Model (Open Model Only).

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Unit 2: Calculus-I
Concepts and rules of differentiation. Concept of Marginal Analysis: Marginal Revenue, Marginal Cost. Concept of Elasticity of demand and supply. Application of Maxima and Minima problems: Revenue, Cost, Profit, Economic Order Quantity, Optimal trade in time.

Unit 3: Calculus-II
Partial Differentiation: Partial derivatives up to second order. Homogeneity of a function and Euler's theorem. Production Function: Returns to factor, Returns to scale. MRTS and Elasticity of Substitution. Application of Maxima and Minima problems involving two independent variables. Integration: Nature of commodities and partial elasticity of demand, Applications of marginal analysis, Consumer Surplus and Producer Surplus.

Unit 4: Mathematics of Finance
Rates of interest: nominal, effective and their inter-relationships in different compounding situations. Compounding a sum using different types of rates. Applications relating to Depreciation of assets and average due date. Types of annuities: ordinary, due, and deferred - Discrete and continuous. Perpetuity. Determination of future and present values using different types of rates of interest. Applications relating to Capital Expenditure and Leasing.

Unit 5: Linear Programming
Formulation and Assumptions of LPP, Solution by Simplex Method- maximization and minimization cases. Shadow prices of the resources. Special Cases: Identification of unique and multiple optimal solutions, unbounded solution, infeasibility and degeneracy.

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