Matrices - Class 12 CBSE Important Questions 2023 | Class 12 Maths Chapter 3
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✅ In this video,
✔️ Class: 12th
✔️ Subject: Maths
✔️ Chapter: Matrices (Chapter 3)
✔️ Topic Name: Matrices - Class 12 CBSE Important Questions 2023 | Class 12 Maths Chapter 3
✔️ Topics Covered In This Video By Shivani Ma'am): Detailed solutions of important questions of Chapter 3 Matrices Class 12 Maths for CBSE Board Exam 2022-23 have been discussed.
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00:00 Introduction: Matrices - Class 12 CBSE Important Questions 2023
00:55 Overview of Matrices
23:46 Order of Metrix
29:21 Example of Order of Metrix
47:41 Row Metrix
49:29 Column Metrix
51:00 Square Metrix
53:28 Diagonal Metrix
56:22 Scaler Metrix
58:23 Identity or Unit Metrix
01:06:29 Null Metrix
01:07:38 Equality of Metrix
01:16:07 Example: Equality of Metrix
01:18:59 Operation of Metrix
01:27:27 Multiplication of Metrix by a scalar
01:31:54 Subtraction of Metrix
01:39:10 Multiplication of Metrix
02:06:11 Note: Multiplication of Metrix
02:13:26 Transpose of Metrix
02:19:16 Properties: Transpose of Metrix
02:24:34 Symmetric Metrix
02:29:05 Skew - symmetric Metrix
02:35:45 Note: Skew - symmetric Metrix
02:39:17 Example: Skew - symmetric Metrix
02:49:09 Invertible Metrices
02:51:22 Note: Invertible Metrices
02:54:13 Inverse of a matrix using elementary row or column operations
03:25:59 Question 1 to 10 Exercise (Short Answer (S.A.): Matrices: Chapter 3
Question 1 - If a matrix has 28 elements, what are the possible orders it can have? What if it has 13 elements?
04:54:25 Question 11 to 20: Exercise (Short Answer (S.A.): Matrices: Chapter 3
06:52:55 Question 21 to 30: Exercise (Short Answer (S.A.): Matrices: Chapter 3
08:50:48 Question 31 to 40: Exercise (Short Answer (S.A.): Matrices: Chapter 3
11:08:02 Question 41 to 49: Exercise (Short Answer (S.A.): Matrices: Chapter 3
12:12:44 Question 50 & 52: Long Answer Type Question (L.A.): Matrices: Chapter 3
Question 50 - Find x, y and z, if A = satisfies A' = A1.
13:22:33 Question 53 to 60: Objective Type Question: Matrices: Chapter 3
Question 53 - The Metrix P = ?
14:00:00 Question 61 to 67: Objective Type Question: Matrices: Chapter 3
14:37:52 Question 68 to 75: Fill in the blanks: Objective Type Question: Matrices: Chapter 3
Question 68 - ___ Matrix is both symmetric and skew-symmetric matrix.
14:50:59 Question 76 to 81: Fill in the blanks: Objective Type Question: Matrices: Chapter 3
15:11:15 Question 82 to 87: True or False: Objective Type Question: Matrices: Chapter 3
Question 82 - A matrix denotes a number.
15:22:46 Question 88 to 87: True or False: Objective Type Question: Matrices: Chapter 3
15:22:46 Question 89 to 94: True or False: Objective Type Question: Matrices: Chapter 3
15:39:58 Question 95 to 99: True or False: Objective Type Question: Matrices: Chapter 3
15:58:18 Question 100 & 101: True or False: Objective Type Question: Matrices: Chapter 3
16:02:10 Website Overview
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