Y add 2.64 sub mul 5.0 div x_6 mul exp add 0.864 mul -9.76 x_8 add mul -7.41 x_2 add mul 0.28500000000000003 div add mul -5.5600000000000005 x_3 mul -0.519 exp add -9.48 mul 7.16 mul x_0 x_7 x_7 mul 25.3 sin add -0.789 mul 4.0200000000000005 div x_5 mul x_3 x_1 mul 3.0 pow3 add -0.539 mul 3.4 x_4