CHAPTER 3 MATRICES

CHAPTER 3 - MATRICES

VIDEO ON CONTENTS OF THIS BLOG

Unit-II: Algebra

1. Matrices 

Concept, notation, order, equality, types of matrices, zero and identity matrix, transpose of a matrix, symmetric and skew symmetric matrices. Operation on matrices: Addition and multiplication and multiplication with a scalar. Simple properties of addition, multiplication and scalar multiplication. Non- commutativity of multiplication of matrices and existence of non-zero matrices whose product is the zero matrix (restrict to square matrices of order 2).Concept of elementary row and column operations. Invertible matrices and proof of the uniqueness of inverse, if it exists; (Here all matrices will have real entries).

NCERT TEXT BOOK - CHAPTER 2 - MATRICES

The digital copy of NCERT Text book - Chapter 2 - Matrices for reference 

https://drive.google.com/file/d/1bJideqT2gAeYgwudF0DCc9wgTgRpa1Fu/view?usp=sharing

CONTENT

The document contains introduction to matrices, types of matrices, operation on matrices, elementary row and column operations and its applications

https://drive.google.com/file/d/13Ax_cDyAyG-dunWqK2XgTp3M1ILCwbpy/view?usp=sharing

Solutions to NCERT Text-book Exercises on Chapter 3 - Matrices

The solution to NCERT Text-book Exercises on chapter 3 - Matrices presented in the form of Power Point Presentations.  The PPTs contains animations to the steps of solutions to the questions 

Exercise	Link to PPT on solutions to NCERT Text Book Questions
3.1	https://drive.google.com/file/d/1sJvsvFq_-rrgG0niHSTgABFWkQI-rOBL/view?usp=sharing
3.2	https://drive.google.com/file/d/17o74UJb7tCDMY3JoWAbR7ZVUUO2i_0RJ/view?usp=sharing
3.3	https://drive.google.com/file/d/1mccSF1LUAcz76Buc7NP75xlXuUgT-zYu/view?usp=sharing
3.4	https://drive.google.com/file/d/1Ju8hQBGdy7khUZyUwihsoOXMzovqXQ3G/view?usp=sharing

Solutions with narations to NCERT Text-book Exercises on Chapter 3 - Matrices

The solution to NCERT Text-book Exercises on chapter 3 - Matrices presented in the form of Power Point Presentations.  The PPTs contains animations with narrations to the steps of solutions to the questions 

Exercise	Link to PPT on solutions with narrations to NCERT Text Book Questions
3.1	https://drive.google.com/file/d/1AsZsvLge_W0PrxhYkiSSV8oQyiEvHXke/view?usp=sharing
3.2	https://drive.google.com/file/d/1VIof3J8gg-Ga7M9ljQhD_Sas7kX7_dGZ/view?usp=sharing
3.3	https://drive.google.com/file/d/1CS3ezY28_2MZNcxn0yxrk8UgII7WsddB/view?usp=sharing
3.4	https://drive.google.com/file/d/14qZWfOs0nBYUmqAMNKHDzOxp_d_03Yps/view?usp=sharing

Videos on Solutions to NCERT Text-book Exercises on Chapter 3 - Matrices

The solution to NCERT Text-book Exercises on chapter 3 - Matrices presented in the form of videos uploaded in YouTube 

Exercise	Link to YouTube videos on solutions to NCERT Text book questions
3.1	https://youtu.be/IlicR9bQQCc
3.2	https://youtu.be/21dcGjcJmaw
3.3	https://youtu.be/jSLC1HNlOg0
3.4	https://youtu.be/mzIgcHEdVlg

MCQ ON CHAPTER 3 - MATRICES 

The document contains MCQ on Chapter 3 Matrices for practice 

https://drive.google.com/file/d/1RFcWK5y99P8PRfn2rjGcFHlhmncB5AF3/view?usp=sharing

PRACTICE QUESTIONS ON CHAPTER 3 - MATRICES 

The documents contains practice questions on Chapter 3 - Matrices and practice item on chapters 1 to 3 for revision 

https://drive.google.com/file/d/1YTpeZsM0JO_Pl2ogdBEHA1v6OZKCodxK/view?usp=sharing

FOR FURTHER REFERENCE

The links to the videos on Matrices prepared by IIT, Delhi for Swahamprabha portal 

S.No	Links to Videos from Swayamprabha on Matrices
1	https://www.youtube.com/watch?v=t1jxs4KdpO0
2	https://www.youtube.com/watch?v=oLFQt9TsKcI
3	https://www.youtube.com/watch?v=jJ_By5dDhoE
4	https://www.youtube.com/watch?v=i4z4pYfC9rc
5	https://www.youtube.com/watch?v=9BpgEtpBiK0
6	https://www.youtube.com/watch?v=xJZdeVaS3Z4