Y add 43.5 sub mul -0.166 x_4 add mul 4.46 x_8 mul -0.593 div add sub mul -0.867 x_7 sub add add sub mul 23.700000000000003 mul x_9 x_7 mul 6.36 x_3 mul -12.5 inv add -0.561 mul -0.17300000000000001 x_6 mul -9.17 x_5 mul 0.251 x_1 sub mul -0.737 x_2 mul -34.6 x_0 tan add -37.1 mul -19.8 x_8