 # Maths Revision Notes for Class 12 Chapter 3 Matrices.

Chapter 3 revision notes for class 12 maths is available here. We will take a closer look at this chapter to understand the concepts of Matrices better.

## CBSE Notes Class 12 Maths Chapter 3 Matrices

Some of the major topics introduced in this chapter are the applications and uses of matrices. This particular concept of Matrices is incredibly useful as it has many different uses such as 3D math, cryptography and has many different applications in other branches of science such as genetics, economics, sociology etc. Other major topics taught in this chapter are the definition of matrix, rows of matrix, columns of matrix and elements of matrix as well.

## Frequently asked Questions on CBSE Class 12 Maths Notes Chapter 3: Matrices

### What is a ‘Matrix’?

A matrix is a rectangular array of numbers (or other mathematical objects), called the entries of the matrix.

### Where are matrices used?

1. Standard addition, multiplication 2. Geometric transformation 3. Coordinate changes

### What are the different types of Matrices?

1. Square Matrix.2. Symmetric Matrix.3. Triangular Matrix.4. Diagonal Matrix.5. Identity Matrix.6. Orthogonal Matrix.