Y add 0.47100000000000003 mul add mul -0.646 x_4 sub mul -9.5 x_1 mul -29.0 tan add -66.5 mul 0.53 div x_2 add mul -23.400000000000002 x_1 mul -2.29 x_2 cos sub mul 0.039 x_3 sub mul 51.5 x_0 mul 0.518 x_3