Y add -0.834 mul div mul x_0 pow2 add mul -65.4 x_8 sub mul 76.80000000000001 x_3 mul 90.0 x_7 add mul -0.37 x_3 mul -41.5 div x_5 mul mul sub mul 39.400000000000006 x_1 mul 0.256 div x_5 mul tan add 54.800000000000004 mul 0.868 x_6 x_4 x_1 cos add 0.5630000000000001 mul -2.98 x_2 x_5