Y add -0.216 div sqrt add 4.2 mul -5.22 div x_3 sub mul 85.80000000000001 x_2 mul -84.4 inv add 3.7800000000000002 mul 0.812 x_1 sub sub mul 6.92 exp add -0.338 mul 69.10000000000001 x_4 mul 0.35100000000000003 x_4 mul 5.300000000000001 abs add -9.31 mul 4.8500000000000005 x_0