In mathematics, the logarithm of a number is the exponent by which another fixed value, the base, must be raised to produce that number. For example, the logarithm of 1000 to base 10 is 3, because 1000 …

Logarithm rules and properties Logarithm Rules The base b logarithm of a number is the exponent that we need to raise the base in order to get the number. Logarithm definition Logarithm rules Logarithm …

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

This free log calculator solves for the unknown portions of a logarithmic expression using base e, 2, 10, or any other desired base.

May 10, 2026 · Logarithm, the exponent or power to which a base must be raised to yield a given number.

Learn what logarithms are and how to evaluate them.

Logarithm is another way of writing exponent. The problems that cannot be solved using only exponents can be solved using logs. Learn more about logarithms and rules to work on them in detail.

For example, log (3)+log (2) = log (6). The result is a single logarithm with the same base as those being added. The formula for the product law of logarithms is given as: The product rule of logarithm laws …

Jan 5, 2026 · Log Base 10 Calculator - Calculate the common logarithm (log base 10) of any positive number with detailed step-by-step solutions, interactive graphs, and real-world applications including …

Nov 16, 2022 · In this section we will introduce logarithm functions. We give the basic properties and graphs of logarithm functions. In addition, we discuss how to evaluate some basic logarithms …