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📘 9th Class Math Chapter 2 | Exercise 2.2 | Logarithms | English Medium | Full Explanation in Urdu

🔢 Topic: Exercise 2.2 – Logarithmic and Exponential Forms

In this video, we will cover the complete Exercise 2.2 from Chapter 2: Logarithms of the 9th class math new book 2025 (English Medium). This exercise is focused on converting between exponential and logarithmic forms, understanding logarithmic identities, and evaluating logarithmic expressions.

🔍 What You Will Learn in This Video:

✅ How to convert exponential form into logarithmic form (Q1)
✅ How to convert logarithmic form into exponential form (Q2)
✅ Solving for x using properties of logarithms (Q3)
✅ Basics of common logarithm (log base 10)
✅ Introduction to the concept of characteristic and mantissa

📚 Exercise Breakdown:

🟩 Question 1 – Express each of the given exponential expressions in logarithmic form
🟩 Question 2 – Express each of the given logarithmic expressions in exponential form
🟩 Question 3 – Find the value of x using logarithmic rules
🟩 Extra explanation of common logarithms and log₁₀ system

🧠 Concepts Explained:

What is a logarithm?

What is the inverse relationship between logs and exponents?

Rules and identities of logarithms

Understanding values of logs using base knowledge


👨‍🏫 Taught in easy Urdu + English Mix Language to help students understand better and prepare well for board exams.

📌 Useful For:

9th class students (English Medium)

Punjab Textbook Board syllabus (PTB 2025)

Self-learners preparing for board exams


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