Y add 31.700000000000003 div div tan add 0.125 mul -0.448 x_2 inv add -4.83 mul -4.39 x_2 div x_1 mul sub mul -85.80000000000001 x_0 mul 0.459 pow3 add -9.19 mul 62.400000000000006 x_4 sub mul 99.9 pow3 add -0.767 mul -79.10000000000001 x_4 mul 0.49 x_3