In its simplest form, a logarithm answers the question: How many of one number multiply together to make another number?

Basic rules for logarithms Since taking a logarithm is the opposite of exponentiation (more precisely, the logarithmic function logb x log b x is the inverse function of the exponential …

Aug 13, 2025 · Logarithm is a mathematical function that represents the exponent to which a fixed number, known as the base, must be raised to produce a given number. In other words, it is …

Learn about the properties of logarithms that help us rewrite logarithmic expressions, and about the change of base rule that allows us to evaluate any logarithm we want using the calculator.

What is a Logarithm? On the other hand, the logarithm of a number is the power or index to which a given base must be raised to obtain the number. The concept of logarithm was introduced in …

Jul 5, 2025 · Learn fundamental concepts, properties, and step-by-step methods to solve logarithmic equations efficiently. Perfect for students, professionals, and anyone seeking to …

Dec 26, 2024 · Learn the basics of logarithms, their properties, and practical applications in science, engineering, finance, and technology. Ideal for beginners.

A logarithm is the inverse of the exponential function. Specifically, a logarithm is the power to which a number (the base) must be raised to produce a given number.

When you memorized (and probably forgot) how to do logarithms when you were younger, you probably had to do calculations with lots of wacky bases, like base 7 and base 6 and base 11. …

It all starts with the Definition and Basic Rules, which lay out what a logarithm means and how it connects to powers. Then come the Fundamental Properties, which show how logs behave …