When finding the domain of a logarithmic function, therefore, it is important to remember that the domain consists only of positive real numbers. That is, the argument of the logarithmic function …

How to Find the Domain of Logarithmic Functions? A step by step tutorial, with detailed solutions, on how to find the domain of real valued logarithmic functions is presented.

This precalculus tutorial helps you to understand how to find the domain and range of a logarithmic function. Subscribe to ‪@bprpmathbasics‬ for more precalculus tutorials.

Example: Find the domain and range of the logarithmic function f (x) = 2 log (2x - 4) + 5. Solution: For finding domain, set the argument of the function greater than 0 and solve for x. Thus, …

Identify the domain of a logarithmic function Before working with graphs, we will take a look at the domain (the set of input values) for which the logarithmic function is defined.

How do you find the domain of logarithmic functions? To find the domain of a logarithmic function, remember that the argument inside the logarithm must be positive. Let's say we have a …

We'll use two methods for indicating the domain and range. Set Notation: Employs curly parentheses and inequality symbols to express the possible range of values. {x | 3 <x ≤ 7, x ∈ …

Sep 6, 2025 · In this guide, we'll walk you through a clear, three-step roadmap that will equip you to confidently find the domain of any logarithmic function, making what once seemed daunting …

Nov 16, 2025 · To find the domain of a logarithmic function, you must ensure the argument of the logarithm is strictly greater than zero. This guarantees a real-valued output for the function, a …

In this section, you will learn how to find domain and range of logarithmic functions. The table shown below gives the domain and range of different logarithmic functions.