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Matrices, One shot video for Class 12 Maths NCERT for CBSE Boards 2023
Chapter 3 Matrices
Matrices
One shot video of 12th Maths Chapter 3 Matrices for CBSE Board Exams 2023
Class 12 Maths NCERT Chapter 3 Matrices
Full Chapter in one Video

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Class 12th Maths Chap 3 Matrices

00:00:00 Matrices
00:02:21 Matrix
00:04:44 Order of a Matrix
00:07:56 Question 1
00:08:09 Important points
00:09:21 Question 2
00:12:17 Type of Matrices
00:12:52 Column matrix
00:13:37 Row Matrix
00:14:03 Square matrix
00:14:38 Important points
00:16:19 Diagonal matrix
00:17:19 Scalar matrix
00:18:40 Identity matrix
00:19:50 Zero matrix
00:20:51 Equality of matrices
00:22:27 Operations of matrix
00:23:27 Addition of matrices
00:25:02 Important points
00:26:03 Question 3
00:27:49 Question 4
00:31:00 Multiplication of a matrix by a scalar
00:32:15 Negative of matrix
00:32:47 Difference of Matrices
00:33:32 Properties of matrix addition
00:35:58 Properties of scalar multiplication of a matrix
00:36:49 Multiplication of matrices
00:44:16 Properties of matrix multiplication
00:48:59 Remark
00:50:10 Zero matrix as the product of two non zero matrices
00:50:41 Question 5
00:55:07 Transpose of a Matrix
00:56:58 Properties of transpose of the matrices
00:58:20 Symmetric and Skew Symmetric Matrices
01:04:01 Question 6
01:06:18 Question 7
01:08:49 Theorem 1
01:12:30 Theorem 2
01:14:36 Question 8
01:21:00 Important points
01:22:40 Invertible Matrix
01:27:09 Remarks
01:30:54 Theorem (Uniqueness of Inverse)