Y add 3.65 div div x_0 mul sub mul 4.87 x_8 sub mul 8.52 x_5 mul 6.7700000000000005 div x_2 sub sub mul 0.59 x_3 mul -0.10300000000000001 x_3 mul -5.1000000000000005 x_6 x_1 tan add mul 4.3 x_6 add mul -0.456 x_7 mul 2.04 x_4