Are you searching for Class 9 Math Review Exercise 3 solved notes from the new PTB syllabus 2025–26? You’re in the right place! At LastHopeStudy.com, we’ve uploaded complete, accurate, and board-focused solutions for Review Exercise 3 – Set and Functions based on the Punjab Textbook Board (PTB) New Book.
These notes are available in Urdu Medium and English Medium, making it easy for students from all educational backgrounds to prepare for class tests and board exams.
9th Class Math New Book | Solved Review Exercise 3 PDF | Urdu & English Medium
📘 Chapter 3 Overview – Set and Functions
This chapter introduces students to the basic concepts of set theory and its applications. In Review Exercise 3 you will learn about:
- Definition of a set
- Methods of representing sets
- Types of sets (finite, infinite, null, singleton)
- Equal sets and equivalent sets
- Well-defined sets
- Cardinal number of a set
This foundational exercise helps you develop a solid understanding of sets, a concept that is used throughout mathematics.
✅ What’s Included in Review Exercise 3 Notes?
✔️ Step-by-step solved questions from the PTB textbook
✔️ Clean formatting and easy explanations
✔️ Includes definitions and examples
✔️ Notes for both Urdu Medium and English Medium
✔️ Downloadable PDF for offline study
✔️ Helpful for tests, assignments, and exams
📌 Boards Covered:
These notes follow the official PTB syllabus and are suitable for:
- Lahore Board
- Gujranwala Board
- Rawalpindi Board
- Faisalabad Board
- Multan Board
- Bahawalpur Board
- Sargodha Board
- DG Khan Board
- Sahiwal Board
🎯 Why Choose LastHopeStudy.com?
- 🔍 Based on the PTB New Syllabus 2025–26
- ✍️ Created by expert subject teachers
- 📚 Suitable for class tests & board exam prep
- 💡 Clear wording, simple explanations
- 📥 Absolutely free to view or download
📥 Download the Review Exercise 3– Set and Functions PDF now from LastHopeStudy.com and master the basic concepts of set theory with full confidence.
