Y add -5.54 add add mul -39.400000000000006 div x_0 div sub mul 2.32 x_6 mul -0.652 exp add 0.6920000000000001 mul -0.391 x_1 sub mul 2.08 x_7 mul 0.763 x_5 mul -6.41 mul sub mul -37.300000000000004 x_3 mul 62.2 x_4 x_8 mul -1.92 x_2