Y add 58.900000000000006 div x_2 div x_1 add mul 3.31 x_3 add mul 0.438 div inv add -0.495 mul 99.4 x_6 div add mul 6.32 pow2 add 16.6 mul -8.77 x_7 mul -2.8000000000000003 x_8 add mul 93.60000000000001 x_3 sub mul -0.836 x_0 mul -0.438 cos add -1.83 mul -9.8 div x_5 pow3 add 3.0100000000000002 mul -9.75 x_4 mul -8.5 x_7