Select the functions f(x) = - and g(x) = 15-x. Select the Operation fog and Combine Functions box, and slowly slide the x-slider to the right to graph the function (f . g)(x). Check the Show Domain box. What is the domain of the function? Use the interactive figure to find your answer. Use the left and right arrow keys to move along a slider as needed. Click here to launch the interactive figure. The domain of (f . g)(x) is . (Type your answer in interval notation.)