A Very Germany Math Olympiad Question | Solve 4ᵃ = 120 Using Logs | LogicNmath

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📘 About This Video

In this video, we solve the exponential equation:
4^a = 120

using logarithms and algebraic identities.

We start by taking log on both sides, applying log rules, converting numbers into factor forms, and simplifying step-by-step until we reach the final value of a.

📌 What you will learn in this lesson:

How to solve exponential equations

How to apply logarithmic properties

Converting expressions using log identities

How to rewrite numbers to simplify

How to verify the final answer

This method is commonly used in entrance exams like Harvard, IIT, JEE, SAT, and Olympiad-style algebra problems.

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Your teacher: Raj (LogicNmath)

🎯 Who Should Watch This Video?

• Olympiad learners (IMO, RMO, JMO, etc.)
• Students preparing for school, national, or international competitions
• Aspirants of global entrance exams
• Algebra, number theory & logic enthusiasts
• Anyone wanting to improve mathematical thinking

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