Y add 0.021 mul sub mul -0.09 inv add -4.23 mul 4.97 x_2 add mul -26.8 pow3 add -77.80000000000001 mul 6.33 x_3 mul 0.624 pow2 add -0.63 mul -3.8200000000000003 x_0 pow2 add 94.30000000000001 mul 0.745 x_1