DETERMINANTS | PART 1 | APPLIED MATHS | CLASS 12th | CBSE 2026-27

📱 DOWNLOAD MY APP FOR MORE ON APPLIED MATHS Android: https://clpjones.page.link/T8w1 iOS Users: https://apps.apple.com/in/app/myinsti... Use Code: "TKSHMF" 🔢 DETERMINANTS | PART 1 | APPLIED MATHS | CLASS 12th | CBSE 2026-27 In this video, we start the topic of Determinants for CBSE Class 12 Applied Mathematics. This lecture covers the fundamental concepts of determinants, minors, cofactors, adjoint and important properties, along with exam-oriented questions. This video is useful for students preparing for the CBSE Board Exams 2027 and anyone looking to build a strong foundation in Determinants. 📌 IN THIS VIDEO: • Introduction to Determinants • Meaning and uses of Determinants • Determinants and simultaneous equations • Formula for a 2 × 2 Determinant • Solving 2 × 2 Determinants • Strategy for solving 3 × 3 Determinants • Expansion of a 3 × 3 Determinant • Expansion along rows and columns • Minor of an element • Cofactor of an element • Finding Minors and Cofactors of a 3 × 3 Matrix • Singular Matrix • Adjoint of a Matrix • Important Properties of Determinants • Scalar multiplication of a Determinant vs Matrix • Finding k when a Matrix is Singular • Properties of Adjoint Matrix • Finding the determinant of Adjoint A ⏱️ TIMESTAMPS: 00:00 Introduction to Determinants 01:31 Meaning of Determinant & Its Uses 02:52 Formula for 2 × 2 Determinant 04:36 Example: Solving a 2 × 2 Determinant 05:47 Strategy for Solving 3 × 3 Determinants 07:22 Expanding 3 × 3 Determinant Along Row 1 11:51 Expanding 3 × 3 Determinant Along Column 2 14:52 Minor of an Element 15:46 Minor in a 3 × 3 Matrix 17:08 Cofactor of an Element 19:04 Minors and Cofactors of a 3 × 3 Matrix 25:57 Singular Matrix 26:33 Adjoint of a Matrix 28:13 Properties of Determinants 35:00 Scalar with Determinant vs Matrix 36:15 Q1: Find k if Matrix is Singular 37:17 Properties of Adjoint Matrix 38:15 Q2: Find Determinant of Adjoint A 🎯 PERFECT FOR: • CBSE Class 12 Applied Mathematics 2026-27 • CBSE Board Exams 2027 • Determinants revision • School exams and pre-boards • Understanding Determinants from the basics • Exam-oriented preparation 📚 Subject: Applied Mathematics 🏫 Class: 12th 📖 Board: CBSE 📅 Session: 2026-27 🎯 Board Exam: 2027 📌 Topic: Determinants | Part 1 Subscribe to Hritik Raj for complete CBSE Applied Maths 2027 preparation, including detailed lectures, one-shots, concepts, shortcuts and exam-oriented questions. 👍 LIKE | 💬 COMMENT | 🔔 SUBSCRIBE #AppliedMaths #Determinants #Class12AppliedMaths #CBSEAppliedMaths #CBSE2027 #CBSE2026_27 #CBSEBoardExams2027 #Class12Maths #AppliedMathematics #HritikRaj #ZenEd