Y add 9.9 div add mul -2.67 x_9 mul -98.9 x_2 sub mul 0.1 mul x_0 add mul -5.21 tan add 3.7 mul -6.46 x_6 sub mul -5.5200000000000005 pow2 add sub mul 54.400000000000006 x_7 mul -0.164 x_4 mul -7.22 x_4 mul 3.2800000000000002 x_3 add mul -72.4 x_1 mul 6.66 mul x_8 x_5