Sales of SUVS sport utility vehicles in the United States in millions for the years 1990 1999 can be modeled by the quadratic equation shown below y 0 016x 0 124x 0 787 Here x 0 represents 1990 x 1 represents 1991 and so on Use the model to approximate sales in 1998 Sales in 1998 were approximately million SUVS Round to the nearest tenth as needed