Y add 0.017 div sub sub mul -2.73 x_2 mul -66.10000000000001 div x_3 exp add 0.091 mul 23.200000000000003 mul mul inv add 21.5 mul 0.382 x_1 x_3 x_4 mul 0.5650000000000001 x_2 sqrt add 3.18 mul 0.333 x_0