Given f x x 1 x 2 x 3 what are the zeros and end behavior of the function O1 2 3 continues downward to the left and upward to the right O 1 2 3 continues downward to the left and upward to the right O 1 2 3 continues upward to the left and downward to the right O1 2 3 continues upward to the left and downward to the right