Y add -8.1 sub mul -0.443 x_3 add add mul -0.111 div x_2 div add mul -0.726 x_5 mul 8.05 pow2 add 6.7700000000000005 mul 0.275 x_0 add mul 89.30000000000001 x_3 mul -0.735 x_1 mul 37.4 x_4 add add add mul 46.300000000000004 x_2 mul 74.9 x_8 mul -9.33 x_7 sub mul 0.99 cos add 0.9500000000000001 mul 66.2 x_6 mul 0.28800000000000003 x_4