Determinants - Full Chapter Explanation, NCERT Solutions, MCQs | Class 12 Maths Chapter 4 | 2022-23
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✅ In this video,
✔️ Class: 12th
✔️ Subject: Maths
✔️ Chapter: Determinants (Chapter 4)
✔️ Topic Name: Determinants - Full Chapter Explanation, NCERT Solutions and MCQs | Class 12 Maths Chapter 4 | 2022-23
✔️ Topics Covered In This Video : This video by Shivani Mam will provide detailed explanation of the chapter Determinants. In this video, she will discuss and explain all the important concepts, NCERT Exercise solutions, MCQs and will also provide helpful tips on how to answer them during the exams. The video will help students to prepare for their upcoming board exams and score better in the examination.
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00:00 Introduction: Determinants
00:47 Determinant of a Square Matrix
08:46 Note of Determinants
11:49 Determinant of a matrix of order one
21:35 Determinant of a matrix of order 3x3
25:46 Expansion along first row (R1)
38:40 Expansion along first Column (C1)
01:05:06 Question 1 to 5: Exercise 4.1 (Page No. 108): Determinants
Que1: Evaluate the determinants in Exercises 1 and 2.
01:34:38 Question 6 to 8: Exercise 4.1 (Page No. 108): Determinants
01:42:18 Properties of Determinants
01:45:07 Example 1 to 7: Determinants
02:53:19 Question 1 to 5: Exercise 4.2 (Page No. 119): Determinants
03:14:40 Question 6 to 11: Exercise 4.2 (Page No. 120): Determinants
04:15:04 Question 12 to 16: Exercise 4.2 (Page No. 121): Determinants
04:45:24 Area of a Triangle
05:06:46 Question 1 to 5: Exercise 4.3 (Page No. 122): Determinants
05:39:35 Minors
05:57:48 Cofactor
06:41:34 Question 1 to 5: Exercise 4.4 (Page No. 126): Determinants
Que1:Write Minors and Cofactors of the elements of following determinants:
07:24:46 Adjoint of a matrix
07:42:42 Trick to find Adjoint of 2 x 2 matrix
07:46:13 Properties: determinants
08:17:42 Question 1 to 4: Exercise 4.5 (Page No. 131): Determinants
08:52:35 Question 5 to 11: Exercise 4.5 (Page No. 132): Determinants
09:51:15 Question 12 to 18: Exercise 4.5 (Page No. 132): Determinants
10:57:42 Applications of Determinants and Matrices
11:00:26 System of Linear Equations
11:03:17 Solution of system of linear equations using inverse of a matrix
11:16:26 To Examine Consistency
12:11:56 Question 1 to 6: Exercise 4.6 (Page No. 136): Determinants
12:53:14 Question 7 to 14: Exercise 4.6 (Page No. 136): Determinants
14:23:36 Question 15 & 16: Exercise 4.6 (Page No. 137): Determinants
15:01:55 Question 1 to 10: Miscellaneous Exercises (Page No. 141): Determinants
1. Prove that the determinant sine -x 1 is independent of E cos O.
16:28:37 Question 11 to 15: Miscellaneous Exercises (Page No. 142): Determinants
17:01:40 Question 16 to 19: Miscellaneous Exercises (Page No. 142): Determinants
17:34:03 Question 1 to 9: Multiple Choice Questions (MCQs): Determinants
Que.1 If A is a square matrix of order 3 and |A|=-5, then ladj Al is:
18:09:32 Definition of Determinants: Complete Chapter Revision
18:24:34 Determinant of a Square Matrix of Order 3
19:52:03 Important Results
20:43:13 Website Overview
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