Y add -7.5600000000000005 add mul 66.9 div div x_6 div inv add 0.315 mul 0.082 x_2 sub sub mul 0.489 exp add 71.9 mul -41.300000000000004 x_4 mul 1.18 x_1 mul 6.66 x_7 x_3 mul -6.17 mul div exp add 37.6 mul 0.051000000000000004 x_8 x_5 x_0