Come determinare il Dominio di una Funzione a Partire dal suo Grafico Assegnato

In this video, we'll learn how to determine the domain of a real-variable function based on the graph of the function in question, which was already provided in the assignment. To do this, we'll use a single rule of thumb (which we'll see written in two alternative forms, but which will yield the same result). After some important preliminary considerations, we'll look at some practical examples to better consolidate our ideas. For a better understanding of what is covered in this lesson, I recommend watching the following videos: Functions - Introduction (   • Le Funzioni - Introduzione  ) Numerical Functions (   • Le Funzioni Numeriche  ) Cartesian Axes & Lines Parallel to the Cartesian Axes (   • Assi Cartesiani & Rette Parallele agli Ass...  ) Real Number Ranges (   • Intervalli di Numeri Reali  ) This is the outline of this lesson: 00:00 Introduction and Rule of Thumb (1) 00:39 Preliminary Consideration (1) 01:17 Preliminary Consideration (2) 02:25 Example (a) Rule of Thumb (1) 03:21 Rule of Thumb (2) 03:51 Example (a) Rule of Thumb (2) 04:27 Example (b) 04:55 Example (c) 05:15 Example (d) 05:29 Example (e) 06:03 Example (f) 06:40 Example (g) 07:00 Example (h) 07:20 Example (i) 07:40 Example (j) and Conclusion