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Solving Logarithmic Equations

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Examples, solutions, videos, activities and worksheets that are suitable for A Level Maths.
How to solve equations containing log terms in same and different bases?

The following diagrams show examples of solving equations using the power rule for logs. Scroll down the page for more examples and solutions on solving equations using logs.

Power Rule Logs

A-Level Maths : Logarithms : Equations 1
In this tutorial I show you how to solve equations where the unknown is a power by using the power rule for logarithms



A-Level Maths : Logarithms : Equations 2
In this tutorial I show you how to solve equations containing log terms in the same base.
A-Level Maths : Logarithms : Equations 3
In this tutorial I show you how to solve equations containing log terms in different bases. A-Level Maths : Logarithms : Equations 4
In this tutorial I show you how to solve quadratic equations in exponential terms which are solved using logs.

Rotate to landscape screen format on a mobile phone or small tablet to use the Mathway widget, a free math problem solver that answers your questions with step-by-step explanations.


You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.


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