# In the real world, functions are mathematical representations of input-output situations. A vending machine is one such example. The input is the money combined with the select

In the real world, functions are mathematical representations of input-output situations. A vending machine is one such example. The input is the money combined with the selected button. The output is the product. Here is another example: The formula for converting a temperature from Fahrenheit to Celsius is a function expressed as: C = (5/9)*(F – 32), where F is the Fahrenheit temperature and […]