I don't understand what I have to look for.
Examine several newspapers and magazines and describe
at least three examples of functions that appear. What is
the domain and range of each function?
To understand what you need to look for, let's break down the question step by step:
1. Examine several newspapers and magazines: Start by gathering a few newspapers and magazines from different sources. You can either physically obtain them or search for online versions.
2. Identify functions: Look for sections or articles within these newspapers and magazines that involve some form of mathematical relationship or representation. Functions could be related to data, trends, graphs, charts, or any mathematical model that shows a connection between variables.
3. Describe three examples: Select three distinct examples of functions that you find in the newspapers and magazines. For instance, you may come across a function describing population growth, stock market trends, or weather forecasts. Make sure to note down the specific example and where you found it.
Once you have identified the examples, you can then determine the domain and range for each function. The domain represents the input values or the independent variable, while the range represents the output values or the dependent variable.
To find the domain and range, consider the context of the function. For example, if you are looking at a function representing temperature changes throughout the day, the domain could be the time of day (e.g., 12:00 AM to 11:59 PM), and the range could be the corresponding temperatures recorded during that period.
Remember, the domain and range can vary depending on the context and the specific function you encounter.