# Lecture - 2 Chapter 3 Matrices

Strive not to be a success, but rather to be of value. –Albert Einstein

00:00:45 Types of matrices: row matrix, column matrix, square matrix, diagonal matrix, scalar matrix, identity matrix, null matrix

00:13:09 NCERT Solutions Exercise 3.1 Question 8

00:13:59 NCERT Solutions Exercise 3.1 Question 10

00:18:29 Addition and Subtraction of Matrices

00:23:29 NCERT Solutions Exercise 3.2 Question 1

00:25:19 Multiplication of matrix with a scalar

00:28:09 Multiplication of two matrices

00:37:09 NCERT Solutions Exercise 3.2 Question 2

00:39:49 NCERT Solutions Exercise 3.2 Question 3

00:49:29 NCERT Solutions Exercise 3.2 Question 5

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