Y add 0.5700000000000001 mul exp add 0.974 mul 0.082 x_2 sub mul 50.6 x_4 sub mul -2.06 x_8 mul 41.800000000000004 div x_5 mul mul mul cos add mul 98.30000000000001 x_1 mul 29.1 pow3 sub mul 0.556 x_4 mul 80.4 x_0 x_6 x_3 x_7