Y add 17.7 add mul 9.91 x_9 mul 0.989 div sub sub mul -0.41600000000000004 x_6 mul 6.65 x_5 sub sub mul -4.46 x_0 add mul -0.9590000000000001 x_4 sub mul 0.056 x_2 mul 0.485 x_3 mul -7.390000000000001 x_1 pow3 sub mul 9.35 x_8 mul 55.300000000000004 x_7