Y add 2.8000000000000003 div pow3 add -26.5 mul 4.51 x_4 mul add add mul -68.10000000000001 x_2 mul -1.46 x_1 mul -34.4 pow3 add -8.86 mul 12.200000000000001 mul mul x_2 pow3 add -14.200000000000001 mul -6.23 x_3 pow2 add 22.5 mul -0.005 x_0 x_3