Y add -0.29 mul div add sub sub mul -16.2 mul add mul 8.040000000000001 x_4 mul -0.021 x_3 x_1 mul -40.0 x_7 add mul 7.62 x_2 mul 52.300000000000004 mul mul x_6 tan add -47.300000000000004 mul -0.966 x_2 x_0 mul 0.312 x_8 div abs add -42.900000000000006 mul -0.708 div x_6 x_5 x_5 x_1