Y add 0.37 sub add mul -80.80000000000001 x_1 mul -0.537 div mul div mul mul x_0 exp add 92.60000000000001 mul 8.700000000000001 x_7 x_8 add mul 48.800000000000004 x_4 mul -0.8290000000000001 div x_3 x_5 mul x_8 x_6 div sub mul -6.78 x_3 mul -18.6 x_7 x_7 mul 0.608 x_2