Class12 Math HSC Board lec 9 | 4 Application of Derivative I Application of Derivatives in Economics

🔥 Application of Derivatives in Economics | Average Cost, Marginal Revenue & Elasticity of Demand 📈 | AOD Lecture 9 In this lecture, we continue the Economics Application of Derivatives chapter with very important board-level sums based on: ✔️ Average Cost Function ✔️ Increasing & Decreasing Functions ✔️ Marginal Revenue ✔️ Elasticity of Demand This lecture is super easy and highly scoring for Class 12 Board Exams 🚀 📚 Topics Covered: ✅ Average Cost Formula ✅ Increasing & Decreasing Average Cost ✅ Derivative Based Inequalities ✅ Rules for Solving x² is less than a² and x² is greater than a² ✅ Marginal Revenue Formula ✅ Elasticity of Demand Formula ✅ Formula-Based Board Questions ⏱️ Timestamps: 00:00 Introduction – AOD Lecture 9 00:34 Revision of Important Economics Formulae 01:17 Question 1 – Average Cost Increasing & Decreasing 02:02 Finding Average Cost Function 03:18 Increasing Condition using Derivatives 04:50 Decreasing Condition using Derivatives 07:39 Important Rule for x² is less then a² and x² is greater then a² 08:52 New Formula – Marginal Revenue & Elasticity of Demand 10:09 Question 2 – Find Marginal Revenue 11:16 Question 3 – Find the Price 12:27 Question 4 – Find Elasticity of Demand 14:36 Lecture Summary & Conclusion 🎯 Perfect for: ✔️ Maharashtra State Board Class 12 ✔️ HSC Maths Students ✔️ Commerce Students ✔️ Board Exam Preparation 💬 If this lecture helped you, don’t forget to LIKE 👍 SHARE 📲 and SUBSCRIBE 🔔 #ApplicationOfDerivatives #EconomicsMaths #Class12Maths #MarginalRevenue #ElasticityOfDemand #AverageCost #HSCMaths #BoardExamPreparation #AOD #MaharashtraBoard