11th Class Maths New Book || Chap 4 (Matrices and Determinent) || Ex 4.2 Q No (4-10)

In this video we learn about the single value of any digit in the determinent and find the value of x by using the properties of Determinent and the value of different variables by using property of singular determinent and also discussion of inverse of order 3x3 order matrix and the method of adjoint of order 3x3 matrix ny using co factor method and proves of transpose as well.

Topics Covered:
1) Singular Matrix
2) Inverse of a matrix
3) Adjoint of matrix
4) Transpose of a matrix

Class 11 Maths New Book 2025
Chap 4 Ex 4.2 Q no (4-10)
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Methodology:
🔹 Topics Covered in Detail:

Singular and Non-Singular Matrices:
Learn what a singular matrix is, how to identify it using the determinant, and why its inverse does not exist.

Inverse of a 3×3 Matrix:
Step-by-step methods to find the inverse using determinants, minors, cofactors, and adjoint matrices.

Transpose of a 3×3 Matrix:
Understand the concept of transpose, its properties, and how it is applied in matrix operation

Time Stamps:
Introduction 0:00
Q No 4 0:15
Q No 5 8:39
Q No 6 16:28
Q No 7 31:15
QNo 8 35:59
Q No 9 40:29
Q No 10 52:38

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