Use the given function to complete parts a through e below f x 3 x 1 x 9 a Use the Leading Coefficient Test to determine the graph s end behavior The graph of f x falls left and rises right O The graph of f x rises left and falls right The graph of f x rises left and rises right The graph of f x falls left and falls right b Find the x intercepts The x intercept s is are Type an integer or a decimal Use a comma to separate answers as needed At which zero s does the graph of the function cross the x axis Select the correct choice be O A The graph crosses the x axis at the zero s Type an integer or a decimal Use a comma to separate answers as needed B There are no zeros at which the graph crosses the x axis At which zero s does the graph of the function touch the x axis and turn around Select th OA The graph touches the x axis and turns around at the zero s ma to separate answers as needed