Expression 1: "y" equals .5 7 5 0 6 4 9 3 5 1 "x" to the 5th power minus 0.3 8 7 9 6 5 3 6 8 "x" to the 4th power minus 4.1 0 7 5 8 6 5 8 "x" cubed plus 2.3 8 8 2 0 8 8 7 4 "x" squared plus 5.4 1 4 1 3 6 9 0 5 "x" minus .2 8 4 3 9 5 2 9 2 2y=.5750649351x5−0.387965368x4−4.10758658x3+2.388208874x2+5.414136905x−.2843952922