Class 9 Maths Ex 4.2 Q.1 Solution | Chapter 4 Factorization | New Book 2025 | Punjab Board Syllabus

✨ Welcome to PCBM by RS – Your trusted math learning destination for Punjab Board Class 9th Math New Book 2025 (2025 Edition)!

In this detailed video, we provide a complete and step-by-step solution of Exercise 4.2, Question 1 from Chapter 4: Algebraic Manipulation and Factorization, based on the new Punjab Board Mathematics Book 2025. This question introduces key concepts in factoring algebraic expressions using the method of regrouping, an essential skill in algebra.

This lecture is explained in simple Urdu/Hindi, using visuals, board work, and easy tricks for better understanding.
#9thmathnewbook #mathematics #class9maths

🧠 What You’ll Learn in This Lecture (Ex 4.2 Q.1)
The technique of regrouping terms for efficient factorization
Applying common factors after rearranging expressions
Recognizing hidden patterns in algebraic expressions
How to avoid common mistakes in this type of question
Strong foundational concept-building for Chapter 4
📘 Chapter Overview: Algebraic Manipulation and Factorization
Chapter 4 of the new syllabus focuses on:

Algebraic Expressions and Manipulations
Common Factor Method
Regrouping Method
Factorization using Algebraic Identities
Real-life applications of factorization in algebra
Difference of Squares, Square of Binomial, and more
🧾 Exercise 4.2 Question 1 – Breakdown & Solution Strategy
Question 1

Time Stamps ⌚

0:00 Intro
2:10 How to Factorize a4 + b4
8:50 Ex 4.2 Q.1 (i)
17:10 Ex 4.2 Q.1 (ii)
23:16 Assignment
24:55 Ex 4.2 Q.1 (iii)
28:46 Ex 4.2 Q.1 (iv)
32:10 Ex 4.2 Q.1 (v)
35:32 Ex 4.2 Q.1 (vi)

Key logic
Box method (where applicable)
Real examples and tips
🎯 Why This Video is a Must-Watch?
✅ Based on New Book 2025 – Punjab Board
✅ Crystal-clear explanation in Urdu
✅ Best for board exam preparation
✅ Focus on conceptual understanding
✅ Uses real techniques & identities
✅ Covers past paper style questions

🔍 Who Should Watch This?
9th class students (Punjab, Pakistan)
Students from India with similar syllabi (CBSE, PSEB)
Teachers seeking visual teaching support
Parents helping their children with algebra
Learners looking for “factorization using regrouping”
Class 9 Maths Factorization Exercise 4.2
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🎓 Additional Benefits in This Video:
Proper blackboard-style presentation
Algebraic concept reinforcement
Algebraic identity revision
Visual support for weak students
Unique shortcut methods for factorization
📚 Watch Next From This Chapter:
📌 Exercise 4.1 Full Introduction
📌 Exercise 4.1 Q1, Q2, Q3 Full Solutions
📌 Exercise 4.2 Q3 Factorization Using Identities
📌 Chapter 4 MCQs (Expected Board Questions)
🌍 Why PCBM by RS is the Right Choice?
At PCBM by RS, we aim to help every student understand mathematics with clarity and confidence. Our channel is dedicated to the 2025 Punjab Board Syllabus

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Видео Class 9 Maths Ex 4.2 Q.1 Solution | Chapter 4 Factorization | New Book 2025 | Punjab Board Syllabus канала PCBM BY RS