Y add 2.49 div add mul 0.093 div add mul -81.4 tan add 74.0 mul 84.30000000000001 div add mul -3.39 x_6 mul -0.5630000000000001 x_5 x_0 mul 0.26 x_4 x_8 sub sub mul 22.700000000000003 x_2 mul 47.900000000000006 x_7 mul -0.02 x_1 x_3