Y add 4.32 mul add mul 0.481 mul mul add mul -2.8000000000000003 div sub sub mul 0.26 x_3 mul 28.1 cos add -1.2000000000000002 mul 4.48 x_4 mul 8.88 x_2 x_6 mul 0.388 x_8 x_7 x_5 mul 2.2600000000000002 x_1 sub mul -0.998 x_5 mul -0.59 x_0