Y add -4.32 mul sub add mul -72.2 mul sub mul -34.2 x_3 mul 0.28800000000000003 x_4 pow3 add -0.718 mul 5.94 x_4 sub mul -6.5600000000000005 x_8 mul 0.41500000000000004 x_5 mul 0.213 div x_7 mul sin add -9.4 mul -6.37 x_2 add mul 0.797 x_0 mul 0.272 x_6 pow2 add -1.95 mul -8.6 x_1