pleas fix this answer put the correct answer, thank you.

x - 1 Check the Asymptotes box. Use the a, b, and c-sliders to graph the function f(x) = What is the domain of f(x)? x- +x- 2 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 is (-0, - 2)U(- 2 + 1)U(1,co) . (Type your answer in interval notation.)