Y add 0.217 mul sub mul 9.9 cos sub mul 5.42 tan add 0.859 mul -0.268 x_2 mul 49.300000000000004 mul cos add 98.10000000000001 mul 1.94 x_4 pow3 add -68.3 mul -0.17200000000000001 x_3 mul 0.15 x_1 x_0