Students if you are looking for the Class 9 Math Chapter 1 Exercise 1.5 Important Questions Notes if yes? then you visit the right place where you can easily find Exercise 1.5 chapter 1 most important short questions.

Students You know that these Chapter 1 Matrices and Determinants Exercise 1.5 Questions of Mathematics are helpful so don’t ignore to solve them for the final class 9 math book exams.

**Class 9 **Math Chapter 1 Exercise 1.5 Notes

Post Topic | Exercise 1.5 Notes |

Book Code | Mathematics |

Class | 9th Class |

Chapter/Full | Chapter 1 |

Board | Punjab Board |

## Exercise 1.5 Chapter 1 Important Questions Class 9 Math

**Important Definitions**

- Define the Multiplicative Inverse of a Matrix.
- Define the Determinant of a 2 by 2 Matrix.
- Define Singular and Singular Matrix.
- Define the Multiplicative Inverse of a Non-Singular Matrix.
- Define the Inverse of a Matrix using Adjoint.

**1: Find the Determination of the following Matrices.**

- Q: (I)
- Q: (C)

**2: Find which of the following matrices are singular or nonsingular.**

- Q: (B)
- Q: (D)

**3: Find the Multiplicative Inverse (if it exists) of each.**

- Q: B
- Q: D

**4: If A = __ then**

- Q: (I)

**6: if A= _ then verify that**

- Q: (I)
- Q: (ii)

**Conclusion**

The topic of this post is 9th Class Math Chapter 1 Exercise 1.5 Important Questions without any PDF file. We add this post to the **9th Class Math Notes **category where students can easily find the Exercise 1.5 Questions type study solutions and much more that students need to be related to the Class 9 Mathematics Book.