Y add -73.8 mul x_1 mul add add mul -0.8270000000000001 x_0 mul -98.80000000000001 x_2 mul -6.83 tan add 83.4 mul 68.3 x_0 add sub mul 4.3 x_0 mul -0.302 div x_3 x_1 mul 0.8160000000000001 log add 0.616 mul 0.098 x_0