Y add -4.49 mul div sub sub sub mul -0.622 x_1 mul 9.32 x_0 mul -51.0 x_5 mul 33.7 x_4 x_1 div add sub mul -60.7 tan add 68.8 mul -18.6 div x_6 x_2 mul -77.10000000000001 x_3 mul -99.80000000000001 x_0 x_7