Y add 9.85 mul pow3 add mul -23.700000000000003 x_7 mul 8.07 x_5 sub sub mul -0.41000000000000003 x_8 mul 49.1 div x_4 x_2 mul 15.8 mul x_1 sub mul -90.0 x_6 mul 0.179 cos add -98.0 mul 3.96 div sub mul -0.375 x_5 mul 0.448 x_3 x_0