Y add -70.9 div add mul 20.6 div x_1 mul x_1 div div sub mul -94.80000000000001 x_3 sub mul 5.41 tan sub mul -18.5 x_5 mul -0.11900000000000001 div x_2 x_3 mul 45.800000000000004 x_7 x_6 x_9 mul 8.700000000000001 x_4 pow3 add add mul -0.256 x_4 mul 75.7 x_8 mul -5.17 x_0